diff --git a/modules_desy6/put_xlens.py b/modules_desy6/put_xlens.py
new file mode 100644
index 00000000..4562be9f
--- /dev/null
+++ b/modules_desy6/put_xlens.py
@@ -0,0 +1,32 @@
+# Add Xlens to the model modifying the linear gal bias
+# Based on Shivam Pandey's code for Y3
+from cosmosis.datablock import names, option_section
+import numpy as np
+
+def setup(options):
+    # Get the name of the bias section
+    bias_section = options.get_string(option_section, "bias_section", "bias_lens")
+	# Get the name of the xlens section
+    r_section = options.get_string(option_section,"r_section", "x_lens")
+
+    return bias_section, r_section
+
+def execute(block, config):
+
+    bias_section, r_section = config
+
+    rval = block[r_section, 'rmean_bin']
+
+    for i in range(1,6):
+        b1in_label = "b1E_bin%d"%i
+        b1_in = block[bias_section, b1in_label]
+        b1out_gt_label = "b1gt_bin%d"%i
+        b1out_wt_label = "b1wt_bin%d"%i
+        if not block.has_value(bias_section, b1in_label):
+            print("%s not found"%b1in_label)
+            break
+        block[bias_section, b1out_wt_label] = b1_in
+        b1_gt = rval*b1_in
+        block[bias_section, b1out_gt_label] = b1_gt
+
+    return 0
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