diff --git a/mingw-w64-petsc/PKGBUILD b/mingw-w64-petsc/PKGBUILD
index 0d0ab4650a..3b90ae2927 100644
--- a/mingw-w64-petsc/PKGBUILD
+++ b/mingw-w64-petsc/PKGBUILD
@@ -93,7 +93,7 @@ prepare() {
 
 # Optimized build flavors
 builds='dso dto zso zto sso sto cso cto'
-if [[ ${CARCH} != aarch64 ]]
+if [[ ${CARCH} != aarch64 ]]; then
   builds+=' dmo zmo smo cmo'
 fi