Index: src/lib/core/Makefile.am
===================================================================
--- src/lib/core/Makefile.am.orig
+++ src/lib/core/Makefile.am
@@ -83,13 +83,14 @@ if USE_GIR
 gir_sources=$(patsubst %,$(srcdir)/%, $(libbuzztard_core_la_SOURCES))
 
 BuzztardCore-0.0.gir: $(G_IR_SCANNER) libbuzztard-core.la
-	-$(AM_V_GEN)$(G_IR_SCANNER) -v \
+	-PKG_CONFIG_PATH="$(PKG_CONFIG_PATH):$(top_srcdir)/src/lib/ic/" $(AM_V_GEN)$(G_IR_SCANNER) -v \
 	     --namespace=BuzztardCore \
 	     --nsversion 0.0 \
 	     -I$(builddir)/libbuzztard-core \
 	     -I$(srcdir) \
 	     -I$(srcdir)/libbuzztard_core/ \
 	     -I$(top_srcdir)/src/lib/ic/libbuzztard-ic/ \
+	     -I$(top_srcdir)/src/lib/ic/ \
 	     --add-include-path=$(top_srcdir)/src/lib/ic/ \
 	     --identifier-prefix=Bt \
 	     --symbol-prefix=bt \
Index: src/lib/core/Makefile.in
===================================================================
--- src/lib/core/Makefile.in.orig
+++ src/lib/core/Makefile.in
@@ -1278,13 +1278,14 @@ marshal.c: marshal.list
 	glib-genmarshal --body --prefix=bt_marshal $(srcdir)/marshal.list > marshal.c
 
 @USE_GIR_TRUE@BuzztardCore-0.0.gir: $(G_IR_SCANNER) libbuzztard-core.la
-@USE_GIR_TRUE@	-$(AM_V_GEN)$(G_IR_SCANNER) -v \
+@USE_GIR_TRUE@	-PKG_CONFIG_PATH="$(PKG_CONFIG_PATH):$(top_srcdir)/src/lib/ic/" $(AM_V_GEN)$(G_IR_SCANNER) -v \
 @USE_GIR_TRUE@	     --namespace=BuzztardCore \
 @USE_GIR_TRUE@	     --nsversion 0.0 \
 @USE_GIR_TRUE@	     -I$(builddir)/libbuzztard-core \
 @USE_GIR_TRUE@	     -I$(srcdir) \
 @USE_GIR_TRUE@	     -I$(srcdir)/libbuzztard_core/ \
 @USE_GIR_TRUE@	     -I$(top_srcdir)/src/lib/ic/libbuzztard-ic/ \
+@USE_GIR_TRUE@	     -I$(top_srcdir)/src/lib/ic/ \
 @USE_GIR_TRUE@	     --add-include-path=$(top_srcdir)/src/lib/ic/ \
 @USE_GIR_TRUE@	     --identifier-prefix=Bt \
 @USE_GIR_TRUE@	     --symbol-prefix=bt \