diff --git a/graphics/jbig2dec/Makefile b/graphics/jbig2dec/Makefile
index 96c925fe0be0..80184826c79e 100644
--- a/graphics/jbig2dec/Makefile
+++ b/graphics/jbig2dec/Makefile
@@ -50,6 +50,8 @@ post-patch:
 .endif
 	@${REINPLACE_CMD} -E 's|SHA1_Final\( *([^,]+), *([^\)]+)\)|SHA1_Final(\2, \1)|' \
 		${WRKSRC}/jbig2dec.c ${WRKSRC}/sha1.c
+	@${REINPLACE_CMD} -e '1 s|${SETENV} python|${PYTHON_CMD}|' \
+		${WRKSRC}/test_jbig2dec.py
 
 test check regression-test:
 	${MAKE} -C ${WRKSRC} check-TESTS