diff --git a/daemon/configure.ac b/daemon/configure.ac
index 3e41e4e8b7498344e7bfffe5794f06c9dfe55a4c..6ec0fb54860d04ee80825550a02baf4b7987f444 100644
--- a/daemon/configure.ac
+++ b/daemon/configure.ac
@@ -80,10 +80,6 @@ AC_SEARCH_LIBS([yaml_parser_initialize], [yaml], [AC_SUBST(YAML_LIBS, -lyaml)],
 LIBCRYPTO_MIN_VERSION=1.0
 PKG_CHECK_MODULES(LIBCRYPTO, libcrypto >= ${LIBCRYPTO_MIN_VERSION}, HAVE_LIBCRYPTO=true, HAVE_LIBCRYPTO=false);
 
-AS_IF([test "x$CLANG" = "xyes"], [
-        PKG_CHECK_MODULES(UCOMMON, ucommon >= 6.0.0,, AC_MSG_ERROR([ucommon is found but is too old to support clang]))
-        ]);
-
 dnl Check for alsa development package - name: libasound2-dev
 ALSA_MIN_VERSION=1.0
 AC_ARG_WITH([alsa],
@@ -166,11 +162,6 @@ AS_IF([test "x$enable_video" != "xno"],
     [AM_CONDITIONAL(SFL_VIDEO, false)]);
 
 
-LIBCCGNU2_MIN_VERSION=1.3.1
-PKG_CHECK_MODULES([CCGNU2], [commoncpp] >= ${LIBCCGNU2_MIN_VERSION},,
-                  [PKG_CHECK_MODULES([CCGNU2], [libccgnu2] >= ${LIBCCGNU2_MIN_VERSION},,
-                                     AC_MSG_ERROR([Missing commoncpp development files]))])
-
 LIBCCRTP_MIN_VERSION=1.3.0
 PKG_CHECK_MODULES([CCRTP], [libccrtp] >= ${LIBCCRTP_MIN_VERSION},, [
                    PKG_CHECK_MODULES([CCRTP], [libccrtp1] >= ${LIBCCRTP_MIN_VERSION},, AC_MSG_ERROR([Missing ccrtp development files]))
diff --git a/daemon/src/Makefile.am b/daemon/src/Makefile.am
index ba43cf1f04b7f56d788a132a25cfe3dad7787435..ca01b67cd6a07186e72b3354b938da1829988070 100644
--- a/daemon/src/Makefile.am
+++ b/daemon/src/Makefile.am
@@ -53,8 +53,6 @@ libsflphone_la_LIBADD = \
 	./history/libhistory.la $(SFL_VIDEO_LIBS) $(IM_LIB)
 
 libsflphone_la_LDFLAGS = \
-		@CCGNU2_LIBS@ \
-		@CCEXT2_LIBS@ \
 		@ZRTPCPP_LIBS@ \
 		$(PJSIP_LIBS) \
 		@CCRTP_LIBS@ \
@@ -66,7 +64,6 @@ libsflphone_la_LDFLAGS = \
 		@DBUSCPP_LIBS@
 
 libsflphone_la_CFLAGS = \
-		@CCGNU2_CFLAGS@ \
 		@ZRTPCPP_CFLAGS@ \
 		$(PJSIP_CFLAGS) \
 		@CCRTP_CFLAGS@ \