diff --git a/.github/workflows/_meta.yaml b/.github/workflows/_meta.yaml
index 57e95ee1597..129adf25524 100644
--- a/.github/workflows/_meta.yaml
+++ b/.github/workflows/_meta.yaml
@@ -73,7 +73,7 @@ jobs:
             const tag = context.ref.substring(10)
             const no_v = tag.replace('v', '')
             const dash_index = no_v.lastIndexOf('-')
-            const major_index = no_v.firstIndexOf('.')
+            const major_index = no_v.indexOf('.')
             const no_dash = (dash_index > -1) ?  no_v.substring(0, dash_index) : no_v
             const major = (major_index > -1) ?  no_v.substring(0, major_index) : no_v
             core.setOutput('tag', tag)
diff --git a/.github/workflows/_meta_mac_portable.yaml b/.github/workflows/_meta_mac_portable.yaml
index dd2ce61ceef..88531e80f9e 100644
--- a/.github/workflows/_meta_mac_portable.yaml
+++ b/.github/workflows/_meta_mac_portable.yaml
@@ -67,7 +67,7 @@ jobs:
             const tag = context.ref.substring(10)
             const no_v = tag.replace('v', '')
             const dash_index = no_v.lastIndexOf('-')
-            const major_index = no_v.firstIndexOf('.')
+            const major_index = no_v.indexOf('.')
             const no_dash = (dash_index > -1) ?  no_v.substring(0, dash_index) : no_v
             const major = (major_index > -1) ?  no_v.substring(0, major_index) : no_v
             core.setOutput('tag', tag)
diff --git a/.github/workflows/_meta_portable.yaml b/.github/workflows/_meta_portable.yaml
index e0ecc36b300..9ef73d6325a 100644
--- a/.github/workflows/_meta_portable.yaml
+++ b/.github/workflows/_meta_portable.yaml
@@ -63,7 +63,7 @@ jobs:
             const tag = context.ref.substring(10)
             const no_v = tag.replace('v', '')
             const dash_index = no_v.lastIndexOf('-')
-            const major_index = no_v.firstIndexOf('.')
+            const major_index = no_v.indexOf('.')
             const no_dash = (dash_index > -1) ?  no_v.substring(0, dash_index) : no_v
             const major = (major_index > -1) ?  no_v.substring(0, major_index) : no_v
             core.setOutput('tag', tag)