diff --git a/.dependabot/config.yml b/.dependabot/config.yml
index 7bf476e..f8efa6f 100644
--- a/.dependabot/config.yml
+++ b/.dependabot/config.yml
@@ -6,4 +6,4 @@ update_configs:
     automerged_updates:
       - match:
           dependency_type: all
-          update_type: security
+          update_type: all
diff --git a/.travis.yml b/.travis.yml
index 75fc8ac..355e974 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -17,4 +17,4 @@ after_success:
 notifications:
   email:
     recipients:
-      secure: ZqAmRjs4pRsAchdq91BQmxEqFcdWFj4Uo9LUOURSfFGIvSBA62nDYcmKxQ8d5WoPTCNxlBUdjZYGMIXvV975i+5SL9P+hZPCIks33U+24TC1Hcme7/uHoKpRRCj7vjh9eObhxDneW8UoUFeug4Ev026wubvxcn1+Hognv9sApqE=
+      secure: bLT8mKbNUV+b+/Hh4VbXse0KYvXdw2QLl0pQhG+txwKm77WqaRUpqHZRc3d0qsmt9QHJi/yRMqdDAjv8Dt1mWgIxlIB9Qg56m4uZekO4tzbPUqr9zn0LzX0xrOImBwhbF2iMeJxG+dYNP1Mh9zGVa6E/iSkW5MiDmde3bmtBZss=
diff --git a/HISTORY.md b/HISTORY.md
index 96c4202..0375bc3 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -1,5 +1,9 @@
 # History
 
+## v6.4.0 2019 November 18
+
+-   Updated dependencies, [base files](https://github.com/bevry/base), and [editions](https://editions.bevry.me) using [boundation](https://github.com/bevry/boundation)
+
 ## v6.3.0 2019 November 18
 
 -   Updated dependencies, [base files](https://github.com/bevry/base), and [editions](https://editions.bevry.me) using [boundation](https://github.com/bevry/boundation)
diff --git a/package-lock.json b/package-lock.json
index 65a1d86..7990c97 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "cson",
-  "version": "6.3.0",
+  "version": "6.4.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -50,17 +50,17 @@
       "dev": true
     },
     "assert-helpers": {
-      "version": "5.3.0",
-      "resolved": "https://registry.npmjs.org/assert-helpers/-/assert-helpers-5.3.0.tgz",
-      "integrity": "sha512-5ttb2T7JB7ByHOwsosxpA4AnrZHap5qmseHPXoUwOV8ENJ0UyjM/Kk8y4BpQKUOgy80GDEnORjqiaGCpMSmXVw==",
+      "version": "5.4.0",
+      "resolved": "https://registry.npmjs.org/assert-helpers/-/assert-helpers-5.4.0.tgz",
+      "integrity": "sha512-zr836ECG1aDJJI7V4vwXYPxsIWAUGOpjS9BzfF853v2GimbfBEsv/f0VX63HbrrAVcJ80Q87FR0qgdKInSRlag==",
       "dev": true,
       "requires": {
         "@types/ansicolors": "^0.0.31",
         "@types/diff": "^4.0.2",
-        "@types/node": "^12.12.7",
+        "@types/node": "^12.12.8",
         "ansicolors": "^0.3.2",
         "diff": "^4.0.1",
-        "errlop": "^1.1.2"
+        "errlop": "^1.2.0"
       }
     },
     "async": {
@@ -232,11 +232,11 @@
       }
     },
     "errlop": {
-      "version": "1.1.2",
-      "resolved": "https://registry.npmjs.org/errlop/-/errlop-1.1.2.tgz",
-      "integrity": "sha512-djkRp+urJ+SmqDBd7F6LUgm4Be1TTYBxia2bhjNdFBuBDQtJDHExD2VbxR6eyst3h1TZy3qPRCdqb6FBoFttTA==",
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/errlop/-/errlop-1.2.0.tgz",
+      "integrity": "sha512-xlbC/1TA2kMaPYy0DtlL0sLyu6T5ZYpLNnOY5EtvDbHRnzUAipUqW1eKObQgwWbRDiudE2IJaxJAgw4fF39Lcw==",
       "requires": {
-        "editions": "^2.1.3"
+        "editions": "^2.2.0"
       }
     },
     "event-emitter-grouped": {
@@ -248,6 +248,53 @@
         "editions": "^2.2.0",
         "taskgroup": "5.5.0",
         "unbounded": "^1.2.0"
+      },
+      "dependencies": {
+        "safefs": {
+          "version": "4.2.0",
+          "resolved": "https://registry.npmjs.org/safefs/-/safefs-4.2.0.tgz",
+          "integrity": "sha512-1amPBO92jw/hWS+gH/u7z7EL7YxaJ8WecBQl49tMQ6Y6EQfndxNNKwlPqDOcwpUetdmK6nKLoVdjybVScRwq5A==",
+          "dev": true,
+          "requires": {
+            "editions": "^2.2.0",
+            "graceful-fs": "^4.2.3"
+          }
+        },
+        "safeps": {
+          "version": "7.0.1",
+          "resolved": "https://registry.npmjs.org/safeps/-/safeps-7.0.1.tgz",
+          "integrity": "sha1-FXPMsJy/AeAckFIr68bIsicL8hk=",
+          "dev": true,
+          "requires": {
+            "editions": "^1.3.3",
+            "extract-opts": "^3.3.1",
+            "safefs": "^4.1.0",
+            "taskgroup": "^5.0.0",
+            "typechecker": "^4.3.0"
+          },
+          "dependencies": {
+            "editions": {
+              "version": "1.3.4",
+              "resolved": "https://registry.npmjs.org/editions/-/editions-1.3.4.tgz",
+              "integrity": "sha512-gzao+mxnYDzIysXKMQi/+M1mjy/rjestjg6OPoYTtI+3Izp23oiGZitsl9lPDPiTGXbcSIk1iJWhliSaglxnUg==",
+              "dev": true
+            }
+          }
+        },
+        "taskgroup": {
+          "version": "5.5.0",
+          "resolved": "https://registry.npmjs.org/taskgroup/-/taskgroup-5.5.0.tgz",
+          "integrity": "sha512-YFkdc6HU+p3xO2lZ1MWdx7R7EbrLF/bpXv5k9635bTzdgOLNbmnsDg5alSpZost+PYMk40d6ZDAJHBHNHiiLvw==",
+          "dev": true,
+          "requires": {
+            "ambi": "3.2.0",
+            "eachr": "^3.2.0",
+            "editions": "^2.2.0",
+            "extendr": "^3.5.0",
+            "safeps": "7.0.1",
+            "unbounded": "^1.2.0"
+          }
+        }
       }
     },
     "extendr": {
@@ -290,9 +337,9 @@
       }
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-      "version": "2.5.0",
-      "resolved": "https://registry.npmjs.org/fellow/-/fellow-2.5.0.tgz",
-      "integrity": "sha512-JEYAttWPjJnmOTTML1FP/UuyHK8kUOixCgJlF/Qo54nVdm5DQvwuhBSUv19Ud79txfXTBenFta+PS8ZXl/5fsQ==",
+      "version": "2.6.0",
+      "resolved": "https://registry.npmjs.org/fellow/-/fellow-2.6.0.tgz",
+      "integrity": "sha512-Mgn6838Cv+1I/VqGglG+mGUCa8mDfXEA5dcCc0LekVSRegs/Jmf2Tenahgi+RfE2hlDltDp6KCFc0/geZ69JrQ==",
       "dev": true,
       "requires": {
         "editions": "^2.2.0"
@@ -385,14 +432,13 @@
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     },
     "kava": {
-      "version": "3.2.0",
-      "resolved": "https://registry.npmjs.org/kava/-/kava-3.2.0.tgz",
-      "integrity": "sha512-gMY33vfCOT/JayMuq9ofTDxXZ/cZp/M4f3F0vHs/sgrKKrxSJcSJ7/DkG15L7bnK1rUvwra0LB2Bbnj1gwod7A==",
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/kava/-/kava-4.0.0.tgz",
+      "integrity": "sha512-xJ/IoT6CEanSwfMQud92efD+8Vu+A75Ki14M5pWEFmX3lzNpn4m+9WE0zytxJfsJB2c3/YNGkazkCepLHPTOHQ==",
       "dev": true,
       "requires": {
-        "editions": "^2.2.0",
-        "event-emitter-grouped": "^2.7.1",
-        "taskgroup": "5.5.0"
+        "event-emitter-grouped": "^2.8.0",
+        "taskgroup": "6.1.0"
       }
     },
     "lcid": {
@@ -506,100 +552,11 @@
         "typechecker": "^4.9.0"
       },
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-          "version": "8.0.0",
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-          "dev": true,
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-            "safefs": "^4.1.0",
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-              "integrity": "sha512-1amPBO92jw/hWS+gH/u7z7EL7YxaJ8WecBQl49tMQ6Y6EQfndxNNKwlPqDOcwpUetdmK6nKLoVdjybVScRwq5A==",
-              "requires": {
-                "editions": "^2.2.0",
-                "graceful-fs": "^4.2.3"
-              }
-            },
-            "safeps": {
-              "version": "7.0.1",
-              "resolved": "https://registry.npmjs.org/safeps/-/safeps-7.0.1.tgz",
-              "integrity": "sha1-FXPMsJy/AeAckFIr68bIsicL8hk=",
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-                "extract-opts": "^3.3.1",
-                "safefs": "^4.1.0",
-                "taskgroup": "^5.0.0",
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-                }
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-                "extendr": "^3.5.0",
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-                    }
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-          "dev": true,
-          "requires": {
-            "ambi": "3.2.0",
-            "eachr": "^3.2.0",
-            "extendr": "^3.5.0",
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+          "dev": true,
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@@ -669,17 +626,68 @@
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-          "dev": true,
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             "editions": "^2.2.0",
             "graceful-fs": "^4.2.3"
           }
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+        "safeps": {
+          "version": "7.0.1",
+          "resolved": "https://registry.npmjs.org/safeps/-/safeps-7.0.1.tgz",
+          "integrity": "sha1-FXPMsJy/AeAckFIr68bIsicL8hk=",
+          "requires": {
+            "editions": "^1.3.3",
+            "extract-opts": "^3.3.1",
+            "safefs": "^4.1.0",
+            "taskgroup": "^5.0.0",
+            "typechecker": "^4.3.0"
+          },
+          "dependencies": {
+            "editions": {
+              "version": "1.3.4",
+              "resolved": "https://registry.npmjs.org/editions/-/editions-1.3.4.tgz",
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+            }
+          }
+        },
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+          "resolved": "https://registry.npmjs.org/taskgroup/-/taskgroup-5.5.0.tgz",
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+            "eachr": "^3.2.0",
+            "editions": "^2.2.0",
+            "extendr": "^3.5.0",
+            "safeps": "7.0.1",
+            "unbounded": "^1.2.0"
+          },
+          "dependencies": {
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+              "integrity": "sha1-FXPMsJy/AeAckFIr68bIsicL8hk=",
+              "requires": {
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+                "extract-opts": "^3.3.1",
+                "safefs": "^4.1.0",
+                "taskgroup": "^5.0.0",
+                "typechecker": "^4.3.0"
+              },
+              "dependencies": {
+                "editions": {
+                  "version": "1.3.4",
+                  "resolved": "https://registry.npmjs.org/editions/-/editions-1.3.4.tgz",
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+                }
+              }
+            }
+          }
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-          "dev": true,
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@@ -774,16 +782,15 @@
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-          "integrity": "sha1-FXPMsJy/AeAckFIr68bIsicL8hk=",
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-            "editions": "^1.3.3",
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+                    "safefs": "^4.1.0",
+                    "taskgroup": "^5.0.0",
+                    "typechecker": "^4.3.0"
+                  },
+                  "dependencies": {
+                    "editions": {
+                      "version": "1.3.4",
+                      "resolved": "https://registry.npmjs.org/editions/-/editions-1.3.4.tgz",
+                      "integrity": "sha512-gzao+mxnYDzIysXKMQi/+M1mjy/rjestjg6OPoYTtI+3Izp23oiGZitsl9lPDPiTGXbcSIk1iJWhliSaglxnUg=="
+                    }
+                  }
+                }
+              }
+            }
+          }
+        },
+        "taskgroup": {
+          "version": "5.5.0",
+          "resolved": "https://registry.npmjs.org/taskgroup/-/taskgroup-5.5.0.tgz",
+          "integrity": "sha512-YFkdc6HU+p3xO2lZ1MWdx7R7EbrLF/bpXv5k9635bTzdgOLNbmnsDg5alSpZost+PYMk40d6ZDAJHBHNHiiLvw==",
+          "dev": true,
+          "requires": {
+            "ambi": "3.2.0",
+            "eachr": "^3.2.0",
+            "editions": "^2.2.0",
+            "extendr": "^3.5.0",
+            "safeps": "7.0.1",
+            "unbounded": "^1.2.0"
+          },
+          "dependencies": {
+            "safeps": {
+              "version": "7.0.1",
+              "resolved": "https://registry.npmjs.org/safeps/-/safeps-7.0.1.tgz",
+              "integrity": "sha1-FXPMsJy/AeAckFIr68bIsicL8hk=",
+              "dev": true,
+              "requires": {
+                "editions": "^1.3.3",
+                "extract-opts": "^3.3.1",
+                "safefs": "^4.1.0",
+                "taskgroup": "^5.0.0",
+                "typechecker": "^4.3.0"
+              },
+              "dependencies": {
+                "editions": {
+                  "version": "1.3.4",
+                  "resolved": "https://registry.npmjs.org/editions/-/editions-1.3.4.tgz",
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+                  "dev": true
+                }
+              }
             }
           }
+        },
+        "typechecker": {
+          "version": "4.10.0",
+          "resolved": "https://registry.npmjs.org/typechecker/-/typechecker-4.10.0.tgz",
+          "integrity": "sha512-HI0okLe7UhvCxnatUFrW3ZI9dwGCPG91Ul/OgTQxgOnXhZuZRRrHP89tipJMLFOZ6P4/pPkrVVCEPR/wD6qhyQ==",
+          "requires": {
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+          }
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     },
diff --git a/package.json b/package.json
index 246c083..2dd44df 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "title": "CSON",
   "name": "cson",
-  "version": "6.3.0",
+  "version": "6.4.0",
   "description": "CoffeeScript-Object-Notation Parser. Same as JSON but for CoffeeScript objects.",
   "homepage": "https://github.com/bevry/cson",
   "license": "MIT",
@@ -109,14 +109,14 @@
     "cson-parser": "^4.0.3",
     "extract-opts": "^3.4.0",
     "requirefresh": "^2.3.0",
-    "safefs": "^5.1.0"
+    "safefs": "5.1.0"
   },
   "devDependencies": {
-    "assert-helpers": "^5.3.0",
+    "assert-helpers": "5.4.0",
     "coffeelint": "^2.1.0",
-    "kava": "^3.2.0",
+    "kava": "4.0.0",
     "projectz": "^1.10.0",
-    "safeps": "^8.1.0",
+    "safeps": "8.1.0",
     "valid-directory": "^1.1.1"
   },
   "scripts": {