diff --git a/include/microkernel/entries.h b/include/microkernel/entries.h
index 5caf196058b..4c5f3dc162d 100644
--- a/include/microkernel/entries.h
+++ b/include/microkernel/entries.h
@@ -99,7 +99,7 @@ extern void K_GetBlock(struct k_args *);
 extern void K_RelBlock(struct k_args *);
 extern void K_GetBlock_Waiters(struct k_args *);
 extern void K_gtbltmo(struct k_args *);
-extern void K_Defrag(struct k_args *);
+extern void _k_defrag(struct k_args *);
 
 extern void K_mvdreq(struct k_args *Req);
 extern void K_mvdsndreq(struct k_args *SndReq);
diff --git a/kernel/microkernel/include/kmemp.h b/kernel/microkernel/include/kmemp.h
index 696d011171c..5ab49096449 100644
--- a/kernel/microkernel/include/kmemp.h
+++ b/kernel/microkernel/include/kmemp.h
@@ -35,7 +35,7 @@
 
 extern void K_RelBlock(struct k_args *A);
 extern void K_GetBlock(struct k_args *A);
-extern void K_Defrag(struct k_args *A);
+extern void _k_defrag(struct k_args *A);
 extern void K_gtbltmo(struct k_args *A);
 
 #endif
diff --git a/kernel/microkernel/k_mempool.c b/kernel/microkernel/k_mempool.c
index ac5557a6433..594a521c1df 100644
--- a/kernel/microkernel/k_mempool.c
+++ b/kernel/microkernel/k_mempool.c
@@ -194,12 +194,12 @@ static void defrag(struct pool_struct *P,
 
 /*******************************************************************************
 *
-* K_Defrag - perform defragment memory pool request
+* _k_defrag - perform defragment memory pool request
 *
 * RETURNS: N/A
 */
 
-void K_Defrag(struct k_args *A)
+void _k_defrag(struct k_args *A)
 {
 	struct pool_struct *P = _k_mem_pool_list + OBJ_INDEX(A->Args.p1.poolid);
 
diff --git a/scripts/sysgen.py b/scripts/sysgen.py
index ded6afacb0f..a817da4b2bc 100755
--- a/scripts/sysgen.py
+++ b/scripts/sysgen.py
@@ -819,7 +819,7 @@ def kernel_main_c_kernel_services():
 "/* 62 */ K_RelBlock,",             # depends on memory pools
 "/* 63 */ K_GetBlock_Waiters,",     # depends on memory pools
 "/* 64 */ K_gtbltmo,",              # depends on memory pools
-"/* 65 */ K_Defrag,",               # depends on memory pools
+"/* 65 */ _k_defrag,",              # depends on memory pools
 "/* 66 */ (kernelfunc) NULL,",      # unused
 "/* 67 */ (kernelfunc) NULL,",      # unused
 "/* 68 */ (kernelfunc) NULL,",      # unused