diff --git a/.github/workflows/image.yaml b/.github/workflows/image.yaml
index 9b71a710a..c10cdc69c 100644
--- a/.github/workflows/image.yaml
+++ b/.github/workflows/image.yaml
@@ -354,4 +354,4 @@ jobs:
                   ]
                 }
               ]
-            }
\ No newline at end of file
+            }
diff --git a/images/Dockerfile.alpine b/images/Dockerfile.alpine
index b43412108..6b6cb5e1f 100644
--- a/images/Dockerfile.alpine
+++ b/images/Dockerfile.alpine
@@ -95,7 +95,7 @@ RUN apk --no-cache add  \
 ###############################################################
 FROM common AS generic
 ARG TARGETARCH
-RUN if [ "${TARGETARCH}" == "amd64" ];then apk --no-cache add grub-bios; fi
+RUN if [ "${TARGETARCH}" = "amd64" ];then apk --no-cache add grub-bios; fi
 RUN apk --no-cache add  \
       bonding \
       bridge \