diff --git a/Makefile b/Makefile
index 7dcda4dc6cae3c68998dc3c89da7aff8cc6f32f1..41f758b3072bda6e8da4d9efd24bf887ef15debc 100644
--- a/Makefile
+++ b/Makefile
@@ -54,7 +54,8 @@ version.h: version.h.in config.mk
 	$(ECHO) CC $<
 	$(QUIET)${CC} -c ${CPPFLAGS} ${CFLAGS} ${DFLAGS} -o $@ $< -MMD -MF .depend/$@.dep
 
-${OBJECTS} ${DOBJECTS}: config.mk version.h .version-checks/GTK
+${OBJECTS} ${DOBJECTS}: config.mk version.h \
+	.version-checks/GTK .version-checks/GLIB
 
 ${PROJECT}: static shared
 static: lib${PROJECT}.a
diff --git a/README b/README
index 049397ecf37a442a00f0150e0dc9474e6f171850..9ce9a07b735fc26ccfd88082f4cf49a3a5418b9a 100644
--- a/README
+++ b/README
@@ -9,6 +9,7 @@ enhance the user interface that is used by zathura and jumanji.
 
 Requirements
 ------------
+glib (>= 2.28)
 gtk3 (>= 3.2)
 intltool
 
diff --git a/config.mk b/config.mk
index 258716b5fc13983fd73142d9d77dbfbca2b96a07..b9db32c25c454fb91457327f52e840b745193d95 100644
--- a/config.mk
+++ b/config.mk
@@ -25,7 +25,7 @@ INCLUDEDIR ?= ${PREFIX}/include
 LOCALEDIR ?= ${PREFIX}/share/locale
 
 # the GTK+ version to use
-GIRARA_GTK_VERSION ?= 3
+GIRARA_GTK_VERSION = 3
 
 # version checks
 # If you want to disable any of the checks, set *_VERSION_CHECK to 0.
@@ -34,6 +34,10 @@ GIRARA_GTK_VERSION ?= 3
 GTK_VERSION_CHECK ?= 1
 GTK_MIN_VERSION = 3.2
 GTK_PKG_CONFIG_NAME = gtk+-$(GIRARA_GTK_VERSION).0
+# glib
+GLIB_VERSION_CHECK ?= 1
+GLIB_MIN_VERSION = 2.28
+GLIB_PKG_CONFIG_NAME = glib-2.0
 
 # libs
 GTK_INC ?= $(shell pkg-config --cflags gtk+-${GIRARA_GTK_VERSION}.0)
diff --git a/datastructures.c b/datastructures.c
index 47365227329916950cfab473fe66faff6c6b19a8..81b09f6d4ce7e7edf1d17bde7413320c6da109f1 100644
--- a/datastructures.c
+++ b/datastructures.c
@@ -90,12 +90,7 @@ girara_list_clear(girara_list_t* list)
   }
 
   if (list->free) {
-#if (GLIB_MAJOR_VERSION >= 2) && (GLIB_MINOR_VERSION >= 28)
     g_list_free_full(list->start, list->free);
-#else
-    g_list_foreach(list->start, (GFunc)list->free, NULL);
-    g_list_free(list->start);
-#endif
   } else {
     g_list_free(list->start);
   }