diff --git a/.github/workflows/test_ppc64.yaml b/.github/workflows/test_ppc64.yaml
index 2790359..8e0a82b 100644
--- a/.github/workflows/test_ppc64.yaml
+++ b/.github/workflows/test_ppc64.yaml
@@ -42,6 +42,19 @@ jobs:
         GOARCH: ${{ matrix.arch }}
         GOPPC64: ${{ matrix.ppc64 }}
 
+    - name: Test Cipher
+      run: go test -v -short ./cipher/...
+      env:
+        GOARCH: ${{ matrix.arch }}
+        GOPPC64: ${{ matrix.ppc64 }}
+
+    - name: Test Cipher Force SM4 Single Block with AES-NI
+      run: go test -v -short ./cipher/...
+      env:
+        GOARCH: ${{ matrix.arch }}
+        GOPPC64: ${{ matrix.ppc64 }}
+        FORCE_SM4BLOCK_AESNI: 1
+
     - name: Test Force SM4 Single Block with AES-NI
       run: go test -v -short ./sm4/...
       env:
diff --git a/sm4/ctr_cipher_asm.go b/sm4/ctr_cipher_asm.go
index cce6500..3e5dd35 100644
--- a/sm4/ctr_cipher_asm.go
+++ b/sm4/ctr_cipher_asm.go
@@ -1,4 +1,4 @@
-//go:build (amd64 || arm64 || ppc64 || ppc64le) && !purego
+//go:build (amd64 || arm64) && !purego
 
 package sm4