diff --git a/.github/workflows/go.yml b/.github/workflows/go.yml
index 919cdf4..8413309 100644
--- a/.github/workflows/go.yml
+++ b/.github/workflows/go.yml
@@ -14,7 +14,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
-        go: ['1.15', '1.16', '1.17', '1.18', '1.19', '1.20']
+        go: ['1.18', '1.19', '1.20']
     steps:
 
     - name: Set up Go
diff --git a/.github/workflows/wasm.yml b/.github/workflows/wasm.yml
index 5663666..59c61f9 100644
--- a/.github/workflows/wasm.yml
+++ b/.github/workflows/wasm.yml
@@ -14,7 +14,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        go: ['1.17', '1.18', '1.19', '1.20']
+        go: ['1.18', '1.19', '1.20']
     steps:
 
     - name: Set up Go