diff --git a/contrib/src/iax/rules.mak b/contrib/src/iax/rules.mak
index 063b976bedc280e2746cc49aada413abdc6efb20..1008982ef36606ecf87e06a21663a862e6b3a62e 100644
--- a/contrib/src/iax/rules.mak
+++ b/contrib/src/iax/rules.mak
@@ -1,6 +1,7 @@
 #IAX
 
-IAX_URL = https://gitlab.savoirfairelinux.com/sflphone/libiax2/repository/archive.tar.gz
+IAX_VERSION = 0e5980f1d78ce462e2d1ed6bc39ff35c8341f201
+IAX_URL = https://gitlab.savoirfairelinux.com/sflphone/libiax2/repository/archive.tar.gz?ref=$(IAX_VERSION)
 
 PKGS += iax
 
@@ -13,7 +14,7 @@ $(TARBALLS)/iax-git.tar.gz:
 
 iax: iax-git.tar.gz .sum-iax
 	$(UNPACK)
-	mv libiax2.git $@
+	mv libiax2-$(IAX_VERSION)-$(IAX_VERSION) $@
 	touch $@