diff --git a/ChangeLog b/ChangeLog
index 145f6b4..aef5db6 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2010-01-27  Jean-Paul Calderone  <exarkun@twistedmatrix.com>
+
+	* src/ssl/connection.c, src/util.h: Apply patch from Sandro Tosi to
+	  fix misspellings of "compatibility".
+
 2009-11-13  Jean-Paul Calderone  <exarkun@twistedmatrix.com>
 
 	* Release 0.10
diff --git a/src/ssl/connection.c b/src/ssl/connection.c
index 1c59ff3..6ee484d 100755
--- a/src/ssl/connection.c
+++ b/src/ssl/connection.c
@@ -326,7 +326,7 @@
 method again with the SAME buffer.\n\
 \n\
 @param buf: The string to send\n\
-@param flags: (optional) Included for compatability with the socket\n\
+@param flags: (optional) Included for compatibility with the socket\n\
               API, the value is ignored\n\
 @return: The number of bytes written\n\
 ";
@@ -367,7 +367,7 @@
 has been sent.\n\
 \n\
 @param buf: The string to send\n\
-@param flags: (optional) Included for compatability with the socket\n\
+@param flags: (optional) Included for compatibility with the socket\n\
               API, the value is ignored\n\
 @return: The number of bytes written\n\
 ";
@@ -416,7 +416,7 @@
 method again with the SAME buffer.\n\
 \n\
 @param bufsiz: The maximum number of bytes to read\n\
-@param flags: (optional) Included for compatability with the socket\n\
+@param flags: (optional) Included for compatibility with the socket\n\
               API, the value is ignored\n\
 @return: The string read from the Connection\n\
 ";
diff --git a/src/util.h b/src/util.h
index 6724f5a..d1157a7 100644
--- a/src/util.h
+++ b/src/util.h
@@ -18,7 +18,7 @@
 
 /*
  * pymemcompat written by Michael Hudson and lets you program to the
- * Python 2.3 memory API while keeping backwards compatability.
+ * Python 2.3 memory API while keeping backwards compatibility.
  */
 #include "pymemcompat.h"