Bump version: 0.4.0.4-c44b-dirty → 0.4.1

Change-Id: Ie3312574419e982bdd52174411393c9088c3a036
diff --git a/configure.ac b/configure.ac
index 76e2336..4608db1 100644
--- a/configure.ac
+++ b/configure.ac
@@ -38,11 +38,11 @@
 CFLAGS="$CFLAGS -std=gnu11"
 
 dnl checks for libraries
-PKG_CHECK_MODULES(LIBOSMOCORE, libosmocore >= 1.8.0)
-PKG_CHECK_MODULES(LIBOSMOGSM, libosmogsm >= 1.8.0)
-PKG_CHECK_MODULES(LIBOSMOVTY, libosmovty >= 1.8.0)
-PKG_CHECK_MODULES(LIBOSMOCTRL, libosmoctrl >= 1.8.0)
-PKG_CHECK_MODULES(LIBOSMOGB, libosmogb >= 1.8.0)
+PKG_CHECK_MODULES(LIBOSMOCORE, libosmocore >= 1.9.0)
+PKG_CHECK_MODULES(LIBOSMOGSM, libosmogsm >= 1.9.0)
+PKG_CHECK_MODULES(LIBOSMOVTY, libosmovty >= 1.9.0)
+PKG_CHECK_MODULES(LIBOSMOCTRL, libosmoctrl >= 1.9.0)
+PKG_CHECK_MODULES(LIBOSMOGB, libosmogb >= 1.9.0)
 
 dnl checks for header files
 AC_HEADER_STDC