diff --git a/library/RSL_Types.ttcn b/library/RSL_Types.ttcn
index 77b4e79..af01c5d 100644
--- a/library/RSL_Types.ttcn
+++ b/library/RSL_Types.ttcn
@@ -386,15 +386,15 @@
 		coding_alg_rate := alg
 	}
 
-	/* 9.3.4 */
+	/* 9.3.4 BS Power IE */
 	type record RSL_IE_BS_Power {
-		uint1_t 	reserved,
+		uint2_t 	reserved,
 		boolean		epc,
 		boolean		fpc,
-		uint5_t		power_level
+		uint4_t		power_level
 	}
 
-	template (value) RSL_IE_BS_Power ts_RSL_IE_BS_Power(uint5_t power_level,
+	template (value) RSL_IE_BS_Power ts_RSL_IE_BS_Power(uint4_t power_level,
 							    boolean epc := false, boolean fpc := false) := {
 		reserved := 0,
 		epc := epc,