diff --git a/interpreters/bas/bas_main.c b/interpreters/bas/bas_main.c
index 833721dab..c6c9a70ec 100644
--- a/interpreters/bas/bas_main.c
+++ b/interpreters/bas/bas_main.c
@@ -129,7 +129,7 @@ int main(int argc, FAR char *argv[])
       fputs(_("-u  Output all tokens in uppercase\n"),
             stdout);
       fputs(_("-h  Display this help and exit\n"), stdout);
-      fputs(_("-V  Ooutput version information and exit\n"),
+      fputs(_("-V  Output version information and exit\n"),
             stdout);
       exit(0);
     }
diff --git a/interpreters/minibasic/basic.c b/interpreters/minibasic/basic.c
index 054ff11f7..2547f963e 100644
--- a/interpreters/minibasic/basic.c
+++ b/interpreters/minibasic/basic.c
@@ -22,7 +22,7 @@
 
 /****************************************************************************
  *
- * This file was taken from Mini Basic, versino 1.0 developed by Malcolm
+ * This file was taken from Mini Basic, version 1.0 developed by Malcolm
  * McLean, Leeds University.  Mini Basic version 1.0 was released the
  * Creative Commons Attribution license which, from my reading, appears to
  * be compatible with the NuttX license:
@@ -990,7 +990,7 @@ static int doif(void)
  * Name: dogoto
  *
  * Description:
- *   The GOTO satement
+ *   The GOTO statement
  *   Returns new line number
  *
  ****************************************************************************/
@@ -3804,7 +3804,7 @@ static int isstring(int tokenid)
  * Description:
  *   Get a numerical value from the parse string
  *   Params: str - the string to search
- *           len - return pinter for no chars read
+ *           len - return pointer for no chars read
  *   Returns: the value of the string.
  *
  ****************************************************************************/
diff --git a/interpreters/minibasic/script.c b/interpreters/minibasic/script.c
index c4070889b..3e0212464 100644
--- a/interpreters/minibasic/script.c
+++ b/interpreters/minibasic/script.c
@@ -22,7 +22,7 @@
 
 /****************************************************************************
  *
- * This file was taken from Mini Basic, versino 1.0 developed by Malcolm
+ * This file was taken from Mini Basic, version 1.0 developed by Malcolm
  * McLean, Leeds University.  Mini Basic version 1.0 was released the
  * Creative Commons Attribution license which, from my reading, appears to
  * be compatible with the NuttX BSD-style license: