diff --git a/libosmo-sccp.spec b/libosmo-sccp.spec
index 88f27b0..9dd3201 100644
--- a/libosmo-sccp.spec
+++ b/libosmo-sccp.spec
@@ -120,7 +120,7 @@ library.
 
 %package -n libosmo-sigtran0
 Summary:        Osmocom SIGTRAN library
-License:        GPL-2.0+
+License:        AGPL-3.0+
 Group:          System/Libraries
 
 %description -n libosmo-sigtran0
@@ -130,6 +130,7 @@ Osmocom implementation of (parts of) SIGTRAN.
 Summary:        Development files for the Osmocom sigtran library
 License:        AGPL-3.0+
 Group:          Development/Libraries/C and C++
+Requires:       libosmo-sigtran0 = %version
 
 %description -n libosmo-sigtran-devel