diff --git a/experiments/selection/P800-1/config/item_gen_P800-1_a.yml b/experiments/selection/P800-1/config/item_gen_P800-1_a.yml
index d293775658df2f3c8e7a85c74ccf4f61e3105d44..180b5df68e184370bc686f59ce6b73424e039234 100644
--- a/experiments/selection/P800-1/config/item_gen_P800-1_a.yml
+++ b/experiments/selection/P800-1/config/item_gen_P800-1_a.yml
@@ -347,7 +347,7 @@ scenes:
         name: "cat5/a5s07.wav"
         description: "Preliminary: Large echoic room with AB microphone pickup, partial overlap between the talkers."
         source: ["f2s14.wav", "m2s14.wav"]
-        IR: ["IR_g_p01_d_10_00_stAB150.wav", "IR_g_p01_d_12_00_stAB150.wav"] 
+        IR: ["IR_g_p01_d_06_00_stAB150.wav", "IR_g_p01_d_10_00_stAB150.wav"] 
         overlap: 1.0
         
     cat6_1: 
diff --git a/experiments/selection/P800-1/config/item_gen_P800-1_d.yml b/experiments/selection/P800-1/config/item_gen_P800-1_d.yml
index 73882728520c9bf12cda10107c13c601cb7ff796..41134f2de9ee3a20e8693a267d148c454f269a30 100644
--- a/experiments/selection/P800-1/config/item_gen_P800-1_d.yml
+++ b/experiments/selection/P800-1/config/item_gen_P800-1_d.yml
@@ -347,7 +347,7 @@ scenes:
         name: "cat5/a5s07.wav"
         description: "Preliminary: Large echoic room with AB microphone pickup, partial overlap between the talkers."
         source: ["f2s14.wav", "m2s14.wav"]
-        IR: ["IR_g_p01_d_10_00_stAB150.wav", "IR_g_p01_d_12_00_stAB150.wav"] 
+        IR: ["IR_g_p01_d_06_00_stAB150.wav", "IR_g_p01_d_10_00_stAB150.wav"] 
         overlap: 1.0
         
     cat6_1: 
diff --git a/experiments/selection/P800-2/config/item_gen_P800-2_b.yml b/experiments/selection/P800-2/config/item_gen_P800-2_b.yml
index befefb3cf290f17b42a1f808e235d7a1a9118dfe..34a25374d36cd8cb86a96f43b110dee43aba6c08 100644
--- a/experiments/selection/P800-2/config/item_gen_P800-2_b.yml
+++ b/experiments/selection/P800-2/config/item_gen_P800-2_b.yml
@@ -345,7 +345,7 @@ scenes:
         name: "cat5/a5s07.wav"
         description: "Preliminary: Large echoic room with AB microphone pickup, no overlap between the talkers, office noise."
         source: ["m2s14.wav", "f2s14.wav"]
-        IR: ["IR_g_p02_d_10_00_stAB150.wav", "IR_g_p02_d_12_00_stAB150.wav"]
+        IR: ["IR_g_p02_d_06_00_stAB150.wav", "IR_g_p02_d_10_00_stAB150.wav"]
         overlap: -1.0
         
     cat6_1: 
@@ -396,4 +396,4 @@ scenes:
         source: ["f3s14.wav", "m3s14.wav"]
         IR: ["IR_g_p02_b_07_00_stBI100.wav", "IR_g_p02_b_02_00_stBI100.wav"]
         overlap: -1.0
-    
\ No newline at end of file
+    
diff --git a/experiments/selection/P800-2/config/item_gen_P800-2_d.yml b/experiments/selection/P800-2/config/item_gen_P800-2_d.yml
index f788d45654535f3c0c0b87d8736537885045cc42..964243feecc7b862e8c92c199ae09e7f73408c8b 100644
--- a/experiments/selection/P800-2/config/item_gen_P800-2_d.yml
+++ b/experiments/selection/P800-2/config/item_gen_P800-2_d.yml
@@ -345,7 +345,7 @@ scenes:
         name: "cat5/a5s07.wav"
         description: "Preliminary: Large echoic room with AB microphone pickup, no overlap between the talkers, office noise."
         source: ["m2s14.wav", "f2s14.wav"]
-        IR: ["IR_g_p02_d_10_00_stAB150.wav", "IR_g_p02_d_12_00_stAB150.wav"]
+        IR: ["IR_g_p02_d_06_00_stAB150.wav", "IR_g_p02_d_10_00_stAB150.wav"]
         overlap: -1.0
         
     cat6_1: 
@@ -396,4 +396,4 @@ scenes:
         source: ["f3s14.wav", "m3s14.wav"]
         IR: ["IR_g_p02_b_07_00_stBI100.wav", "IR_g_p02_b_02_00_stBI100.wav"]
         overlap: -1.0
-    
\ No newline at end of file
+