diff --git a/Makefile b/Makefile
index 32b57a7..3dbc3e1 100644
--- a/Makefile
+++ b/Makefile
@@ -31,4 +31,4 @@ verify-install-%.log: needs_version needs_gitcommit
 		-v $(CURDIR):/v \
 		-w /v \
 		$(subst -,:,$*) \
-		bash verify-docker-install "$(EXPECTED_VERSION)" "$(EXPECTED_GITCOMMIT)" | tee $@
+		/v/verify-docker-install "$(EXPECTED_VERSION)" "$(EXPECTED_GITCOMMIT)" | tee $@
diff --git a/verify-docker-install b/verify-docker-install
old mode 100644
new mode 100755