diff --git a/build_inplace b/build_inplace
index 350c2702..54809dd9 100755
--- a/build_inplace
+++ b/build_inplace
@@ -1,5 +1,7 @@
 #!/bin/sh
 
+chmod +x deps/pjsip/configure
+chmod +x deps/pjsip/aconfigure
 python3 setup.py build_ext --inplace "$@"
 test -d build && python3 setup.py clean