diff --git a/Project.toml b/Project.toml
index 3a93df7..a0139ac 100644
--- a/Project.toml
+++ b/Project.toml
@@ -14,7 +14,7 @@ LinearAlgebra = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"
 Observables = "510215fc-4207-5dde-b226-833fc4488ee2"
 Reexport = "189a3867-3050-52da-a836-e630ba90ab69"
 RoundingIntegers = "d5f540fe-1c90-5db3-b776-2e2f362d9394"
-SnoopPrecompile = "66db9d55-30c0-4569-8b51-7e840670fc0c"
+PrecompileTools = "aea7be01-6a6a-4083-8856-8a6e6704d82a"
 
 [compat]
 Cairo = "1"
@@ -26,7 +26,7 @@ IntervalSets = "0.5, 0.6, 0.7"
 Observables = "0.4, 0.5"
 Reexport = "0.2, 1"
 RoundingIntegers = "0.2, 1"
-SnoopPrecompile = "1"
+PrecompileTools = "1"
 julia = "1.3"
 
 [extras]
diff --git a/src/precompile.jl b/src/precompile.jl
index 86741da..6e85955 100644
--- a/src/precompile.jl
+++ b/src/precompile.jl
@@ -1,6 +1,6 @@
-using SnoopPrecompile
+using PrecompileTools
 
-@precompile_setup begin
+@setup_workload begin
     function eventbutton(c, event_type, btn, x=DeviceUnit(0), y=DeviceUnit(0), state=0)
         xd, yd = GtkObservables.convertunits(DeviceUnit, c, x, y)
         Gtk.GdkEventButton(event_type,
@@ -48,7 +48,7 @@ using SnoopPrecompile
         error(btn, " not recognized")
 
     imgrand = rand(RGB{N0f8}, 100, 100)
-    @precompile_all_calls begin
+    @compile_workload begin
         # slider
         sl = slider(1:3)
         sl[] = (1:5, 3)