diff --git a/terracotta/server/fields.py b/terracotta/server/fields.py
index ee192506..401610af 100644
--- a/terracotta/server/fields.py
+++ b/terracotta/server/fields.py
@@ -39,7 +39,7 @@ def _deserialize(
 
 def validate_stretch_range(data: Any) -> None:
     """
-    Validates that the stretch range is in the format `p<digits>`
+    Validates that the stretch range is in the format `p<digits>`
     when a string is used.
     """
     if isinstance(data, str):
diff --git a/terracotta/server/rgb.py b/terracotta/server/rgb.py
index 7c297f13..fe9c7a1c 100644
--- a/terracotta/server/rgb.py
+++ b/terracotta/server/rgb.py
@@ -37,7 +37,7 @@ class Meta:
         description=(
             "Stretch range [min, max] to use for the red band as JSON array. "
             "Min and max may be numbers to use as absolute range, or strings "
-            "of the format `p&lt;digits&gt;` with an integer between 0 and 100 "
+            "of the format `p<digits>` with an integer between 0 and 100 "
             "to use percentiles of the image instead. "
             "Null values indicate global minimum / maximum."
         ),
@@ -50,7 +50,7 @@ class Meta:
         description=(
             "Stretch range [min, max] to use for the gren band as JSON array. "
             "Min and max may be numbers to use as absolute range, or strings "
-            "of the format `p&lt;digits&gt;` with an integer between 0 and 100 "
+            "of the format `p<digits>` with an integer between 0 and 100 "
             "to use percentiles of the image instead. "
             "Null values indicate global minimum / maximum."
         ),
@@ -63,7 +63,7 @@ class Meta:
         description=(
             "Stretch range [min, max] to use for the blue band as JSON array. "
             "Min and max may be numbers to use as absolute range, or strings "
-            "of the format `p&lt;digits&gt;` with an integer between 0 and 100 "
+            "of the format `p<digits>` with an integer between 0 and 100 "
             "to use percentiles of the image instead. "
             "Null values indicate global minimum / maximum."
         ),
diff --git a/terracotta/server/singleband.py b/terracotta/server/singleband.py
index 2dc83b83..642527e7 100644
--- a/terracotta/server/singleband.py
+++ b/terracotta/server/singleband.py
@@ -42,7 +42,7 @@ class Meta:
         description=(
             "Stretch range [min, max] to use as JSON array. "
             "Min and max may be numbers to use as absolute range, or strings "
-            "of the format `p&lt;digits&gt;` with an integer between 0 and 100 "
+            "of the format `p<digits>` with an integer between 0 and 100 "
             "to use percentiles of the image instead. "
             "Null values indicate global minimum / maximum."
         ),