diff --git a/gmodule-2.0-uninstalled.pc.in b/gmodule-2.0-uninstalled.pc.in
index 9a0d8aacd..68f309161 100644
--- a/gmodule-2.0-uninstalled.pc.in
+++ b/gmodule-2.0-uninstalled.pc.in
@@ -4,5 +4,5 @@ Name: GModule Uninstalled
 Description: Dynamic module loader for GLib, Not Installed
 Requires: glib-2.0-uninstalled
 Version: @VERSION@
-Libs: @G_MODULE_LDFLAGS@ ${pc_top_builddir}/${pcfiledir}/gmodule/libgmodule-2.0.la
-Cflags: -I${pc_top_builddir}/${pcfiledir}/@srcdir@/gmodule
+Libs: @G_MODULE_LDFLAGS@ ${pc_top_builddir}/${pcfiledir}/gmodule/libgmodule-2.0.la @G_THREAD_LIBS@
+Cflags: -I${pc_top_builddir}/${pcfiledir}/@srcdir@/gmodule @G_THREAD_CFLAGS@
diff --git a/gmodule-2.0.pc.in b/gmodule-2.0.pc.in
index 7117b31e0..c9cd04c58 100644
--- a/gmodule-2.0.pc.in
+++ b/gmodule-2.0.pc.in
@@ -9,6 +9,6 @@ Name: GModule
 Description: Dynamic module loader for GLib
 Requires: glib-2.0
 Version: @VERSION@
-Libs: -L${libdir} @G_MODULE_LDFLAGS@ -lgmodule-2.0 
+Libs: -L${libdir} @G_MODULE_LDFLAGS@ -lgmodule-2.0 @G_THREAD_LIBS@
 Libs.private: @G_MODULE_LIBS@
-Cflags:
+Cflags: @G_THREAD_CFLAGS@
diff --git a/gmodule-export-2.0.pc.in b/gmodule-export-2.0.pc.in
index 4bf55973d..c9cd04c58 100644
--- a/gmodule-export-2.0.pc.in
+++ b/gmodule-export-2.0.pc.in
@@ -9,6 +9,6 @@ Name: GModule
 Description: Dynamic module loader for GLib
 Requires: glib-2.0
 Version: @VERSION@
-Libs: -L${libdir} @G_MODULE_LDFLAGS@ -lgmodule-2.0
+Libs: -L${libdir} @G_MODULE_LDFLAGS@ -lgmodule-2.0 @G_THREAD_LIBS@
 Libs.private: @G_MODULE_LIBS@
-Cflags:
+Cflags: @G_THREAD_CFLAGS@
diff --git a/gmodule-no-export-2.0-uninstalled.pc.in b/gmodule-no-export-2.0-uninstalled.pc.in
index bd49e9dc9..115820db4 100644
--- a/gmodule-no-export-2.0-uninstalled.pc.in
+++ b/gmodule-no-export-2.0-uninstalled.pc.in
@@ -9,6 +9,6 @@ Name: GModule
 Description: Dynamic module loader for GLib
 Requires: glib-2.0
 Version: @VERSION@
-Libs: ${pc_top_builddir}/${pcfiledir}/gmodule/libgmodule-2.0.la
-Cflags: -I${pc_top_builddir}/${pcfiledir}/@srcdir@/gmodule
+Libs: ${pc_top_builddir}/${pcfiledir}/gmodule/libgmodule-2.0.la @G_THREAD_LIBS@
+Cflags: -I${pc_top_builddir}/${pcfiledir}/@srcdir@/gmodule @G_THREAD_CFLAGS@
 
diff --git a/gmodule-no-export-2.0.pc.in b/gmodule-no-export-2.0.pc.in
index 6c4c2318f..3edd98b6d 100644
--- a/gmodule-no-export-2.0.pc.in
+++ b/gmodule-no-export-2.0.pc.in
@@ -9,6 +9,6 @@ Name: GModule
 Description: Dynamic module loader for GLib
 Requires: glib-2.0
 Version: @VERSION@
-Libs: -L${libdir} -lgmodule-2.0
+Libs: -L${libdir} -lgmodule-2.0 @G_THREAD_LIBS@
 Libs.private: @G_MODULE_LIBS@
-Cflags:
+Cflags: @G_THREAD_CFLAGS@