diff --git a/.github/workflows/default.cue b/.github/workflows/default.cue
index fa1ce81d6..a4727f4a7 100644
--- a/.github/workflows/default.cue
+++ b/.github/workflows/default.cue
@@ -5,7 +5,7 @@ ghacue.#Workflow & {
 	on: ["push", "pull_request"]
 	jobs: test: {
 		strategy: matrix: {
-			"go-version": ["1.15.x", "1.16.x"]
+			"go-version": ["1.16.x"]
 			os: ["ubuntu-latest", "macos-latest", "windows-latest"]
 		}
 		strategy: "fail-fast": false
diff --git a/.github/workflows/default.yml b/.github/workflows/default.yml
index 1489191f3..57526d76e 100644
--- a/.github/workflows/default.yml
+++ b/.github/workflows/default.yml
@@ -7,7 +7,6 @@ jobs:
     strategy:
       matrix:
         go-version:
-        - 1.15.x
         - 1.16.x
         os:
         - ubuntu-latest