diff --git a/README.rst b/README.rst
index 9362ed3..b739b30 100644
--- a/README.rst
+++ b/README.rst
@@ -36,10 +36,10 @@ Command line usage
     What is checked:
         - invalid rst format - D000
         - lines should not be longer than 79 characters - D001
-          - exception: line with no whitespace except in the beginning
-          - exception: lines with http or https urls
-          - exception: literal blocks
-          - exception: rst target directives
+          - RST exception: line with no whitespace except in the beginning
+          - RST exception: lines with http or https urls
+          - RST exception: literal blocks
+          - RST exception: rst target directives
         - no trailing whitespace - D002
         - no tabulation for indentation - D003
         - no carriage returns (use unix newlines) - D004
diff --git a/doc8/main.py b/doc8/main.py
index 8399069..dc2bd75 100644
--- a/doc8/main.py
+++ b/doc8/main.py
@@ -20,10 +20,10 @@
 What is checked:
     - invalid rst format - D000
     - lines should not be longer than 79 characters - D001
-      - exception: line with no whitespace except in the beginning
-      - exception: lines with http or https urls
-      - exception: literal blocks
-      - exception: rst target directives
+      - RST exception: line with no whitespace except in the beginning
+      - RST exception: lines with http or https urls
+      - RST exception: literal blocks
+      - RST exception: rst target directives
     - no trailing whitespace - D002
     - no tabulation for indentation - D003
     - no carriage returns (use unix newlines) - D004