diff --git a/iso/builder/build.sh b/iso/builder/build.sh
index e184a09..7aa2abe 100755
--- a/iso/builder/build.sh
+++ b/iso/builder/build.sh
@@ -158,6 +158,8 @@ echo "=== building ISO ==="
 
 # Install our mkimage profile where mkimage.sh can find it.
 # ~/.mkimage is the user plugin directory loaded by mkimage.sh.
+# Clear ~/.mkimage to avoid stale profiles from previous builds being picked up
+rm -rf "${HOME}/.mkimage"
 mkdir -p "${HOME}/.mkimage"
 cp "${BUILDER_DIR}/mkimg.bee.sh" "${HOME}/.mkimage/"
 cp "${BUILDER_DIR}/genapkovl-bee.sh" "${HOME}/.mkimage/"