diff --git a/src/include/adainit.h b/src/include/adainit.h
index 4030b37178..03671eea56 100644
--- a/src/include/adainit.h
+++ b/src/include/adainit.h
@@ -22,7 +22,7 @@
  * package level initialization (e.g. you can initialize huge arrays in
  * a loop instead of cluttering the binary).
  *
- * When an Ada main() is in charge, GNAT emmits the call to the initia-
+ * When an Ada main() is in charge, GNAT emits the call to the initia-
  * lizations automatically. When not, we have to call it explicitly.
  */
 
diff --git a/src/include/b64_decode.h b/src/include/b64_decode.h
index b52719671e..4d0970e1a5 100644
--- a/src/include/b64_decode.h
+++ b/src/include/b64_decode.h
@@ -22,7 +22,7 @@
  *
  * The user provides output buffer of the size guaranteed to fit the result.
  *
- * Returns the size of the decoded data or zero if invalid charactes were
+ * Returns the size of the decoded data or zero if invalid characters were
  * encountered in the input buffer.
  */
 size_t b64_decode(const uint8_t *input_data,