require libosmocore 0.1.11 to make encryption compile
diff --git a/openbsc/configure.in b/openbsc/configure.in
index 4e70973..d2fd67a 100644
--- a/openbsc/configure.in
+++ b/openbsc/configure.in
@@ -22,7 +22,7 @@
 
 AM_CONDITIONAL(HAVE_LIBGTP, test "x$GPRS_LIBGTP" != "x")
 
-PKG_CHECK_MODULES(LIBOSMOCORE, libosmocore >= 0.1.10)
+PKG_CHECK_MODULES(LIBOSMOCORE, libosmocore >= 0.1.11)
 PKG_CHECK_MODULES(LIBOSMOVTY, libosmovty >= 0.1.9)
 
 dnl checks for header files