diff --git a/src/main/cpp/gl/drawing.c b/src/main/cpp/gl/drawing.c
index b85d639..7174cad 100644
--- a/src/main/cpp/gl/drawing.c
+++ b/src/main/cpp/gl/drawing.c
@@ -8,12 +8,18 @@
 
 void glMultiDrawElementsBaseVertex( GLenum mode, GLsizei *counts, GLenum type, const void * const *indices, GLsizei primcount, const GLint * basevertex) {
     LOG();
+
+    LOAD_GLES(glUnmapBuffer, GLboolean, GLenum target)
+
+    gles_glUnmapBuffer(GL_ARRAY_BUFFER);
+    gles_glUnmapBuffer(GL_ELEMENT_ARRAY_BUFFER);
+
     for (int i = 0; i < primcount; i++) {
-    if (counts[i] > 0)
-    glDrawElementsBaseVertex(mode,
-            counts[i],
-            type,
-            indices[i],
-            basevertex[i]);
+        if (counts[i] > 0)
+            glDrawElementsBaseVertex(mode,
+                    counts[i],
+                    type,
+                    indices[i],
+                    basevertex[i]);
     }
 }
\ No newline at end of file