diff --git a/bts/BTS_Tests.ttcn b/bts/BTS_Tests.ttcn
index db66b0c..d667344 100644
--- a/bts/BTS_Tests.ttcn
+++ b/bts/BTS_Tests.ttcn
@@ -135,16 +135,16 @@
 	/* default Training Sequence Code */
 	GsmTsc mp_tsc_def := 7;
 	/* Default interference boundaries in osmo-bsc (in dBm):
-	 *   0(-85) X1(-91) X2(-97) X3(-103) X4(-109) X5(-115)
+	 *   0(-115) X1(-109) X2(-103) X3(-97) X4(-91) X5(-85)
 	 * Default interference level reported by fake_trx.py:
-	 *    0: -109 >= -85 dBm (no)
-	 *   X1: -109 >= -91 dBm (no)
-	 *   X2: -109 >= -97 dBm (no)
-	 *   X3: -109 >= -103 dBm (no)
-	 *   X4: -109 >= -109 dBm (yes)
-	 *   X5: -109 >= -115 dBm (no)
-	 * So all channels should be in band 4. */
-	uint3_t mp_interf_band := 4;
+	 *    0: -109 < -115 dBm
+	 *   X1: -109 < -109 dBm
+	 *   X2: -109 < -103 dBm  <-- stop here
+	 *   X3: -109 <  -97 dBm
+	 *   X4: -109 <  -91 dBm
+	 *   X5: -109 <  -85 dBm
+	 * So all channels should be in band 2. */
+	uint3_t mp_interf_band := 2;
 	/* T3105 timer (see 3GPP TS 44.018, section 11.1.2) */
 	integer mp_ho_t3105_ms := 100;
 	/* Ny1 counter (see 3GPP TS 44.018, section 11.1.3) */