diff --git a/.gitmodules b/.gitmodules
index f7de1ead2..1e65ce914 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,57 +1,57 @@
 [submodule "submodules/linphone"]
 	path = submodules/linphone
-	url = git://git.linphone.org/linphone
+	url = git://git.linphone.org/linphone.git
 [submodule "submodules/externals/gsm"]
 	path = submodules/externals/gsm
-	url = git://git.linphone.org/gsm
+	url = git://git.linphone.org/gsm.git
 [submodule "submodules/externals/speex"]
 	path = submodules/externals/speex
-	url = git://git.linphone.org/speex
+	url = git://git.linphone.org/speex.git
 [submodule "submodules/externals/opencore-amr"]
 	path = submodules/externals/opencore-amr
 	url = git://git.linphone.org/opencore-amr.git
 	ignore = dirty
 [submodule "submodules/msamr"]
 	path = submodules/msamr
-	url = git://git.linphone.org/msamr
+	url = git://git.linphone.org/msamr.git
 [submodule "submodules/externals/ffmpeg"]
 	path = submodules/externals/ffmpeg
-	url = git://git.linphone.org/ffmpeg
+	url = git://git.linphone.org/ffmpeg.git
 [submodule "submodules/externals/x264"]
 	path = submodules/externals/x264
-	url = git://git.linphone.org/x264
+	url = git://git.linphone.org/x264.git
 	ignore = dirty
 [submodule "submodules/msx264"]
 	path = submodules/msx264
-	url = git://git.linphone.org/msx264
+	url = git://git.linphone.org/msx264.git
 [submodule "submodules/externals/libvpx"]
 	path = submodules/externals/libvpx
-	url = git://git.linphone.org/libvpx
+	url = git://git.linphone.org/libvpx.git
 	ignore = dirty
 [submodule "submodules/bzrtp"]
 	path = submodules/bzrtp
-	url = git://git.linphone.org/bzrtp
+	url = git://git.linphone.org/bzrtp.git
 [submodule "submodules/mssilk"]
 	path = submodules/mssilk
-	url = git://git.linphone.org/mssilk
+	url = git://git.linphone.org/mssilk.git
 [submodule "submodules/externals/srtp"]
 	path = submodules/externals/srtp
-	url = git://git.linphone.org/srtp
+	url = git://git.linphone.org/srtp.git
 [submodule "submodules/bcg729"]
 	path = submodules/bcg729
-	url = git://git.linphone.org/bcg729
+	url = git://git.linphone.org/bcg729.git
 [submodule "submodules/belle-sip"]
 	path = submodules/belle-sip
-	url = git://git.linphone.org/belle-sip
+	url = git://git.linphone.org/belle-sip.git
 [submodule "submodules/externals/antlr3"]
 	path = submodules/externals/antlr3
-	url = git://git.linphone.org/antlr3
+	url = git://git.linphone.org/antlr3.git
 [submodule "submodules/externals/polarssl"]
 	path = submodules/externals/polarssl
-	url = git://git.linphone.org/polarssl
+	url = git://git.linphone.org/polarssl.git
 [submodule "submodules/externals/opus"]
 	path = submodules/externals/opus
-	url = git://git.linphone.org/opus
+	url = git://git.linphone.org/opus.git
 	ignore = dirty
 [submodule "submodules/externals/libxml2"]
 	path = submodules/externals/libxml2
@@ -59,7 +59,7 @@
 	ignore = dirty
 [submodule "submodules/cunit"]
 	path = submodules/cunit
-	url = git://git.linphone.org/cunit
+	url = git://git.linphone.org/cunit.git
 	ignore = dirty
 [submodule "submodules/externals/openh264"]
 	path = submodules/externals/openh264
@@ -67,18 +67,18 @@
 	ignore = dirty
 [submodule "submodules/msopenh264"]
 	path = submodules/msopenh264
-	url = git://git.linphone.org/msopenh264
+	url = git://git.linphone.org/msopenh264.git
 [submodule "submodules/mswebrtc"]
 	path = submodules/mswebrtc
-	url = git://git.linphone.org/mswebrtc
+	url = git://git.linphone.org/mswebrtc.git
 [submodule "Classes/KIF"]
 	path = Classes/KIF
 	url = https://github.com/kif-framework/KIF
 	ignore = dirty
 [submodule "submodules/cmake-builder"]
 	path = submodules/cmake-builder
-	url = git://git.linphone.org/linphone-cmake-builder
+	url = git://git.linphone.org/linphone-cmake-builder.git
 [submodule "submodules/externals/vo-amrwbenc"]
 	path = submodules/externals/vo-amrwbenc
-	url = git://git.linphone.org/vo-amrwbenc
+	url = git://git.linphone.org/vo-amrwbenc.git
 	ignore = dirty