diff --git a/doc/contributing.rdoc b/doc/contributing.rdoc
index 93263c5e1c..6556157dae 100644
--- a/doc/contributing.rdoc
+++ b/doc/contributing.rdoc
@@ -213,7 +213,7 @@ Slides should be:
 Please note:
 
 * Even if the proposal is generally acceptable, it won't be accepted without writing corner cases in the ticket
-* Slide's exapmle: DevelopersMeeting20130727Japan
+* Slide's example: DevelopersMeeting20130727Japan
 
 == Backport Requests
 
diff --git a/ext/openssl/ossl_ssl.c b/ext/openssl/ossl_ssl.c
index b52614f6f6..ec7135064a 100644
--- a/ext/openssl/ossl_ssl.c
+++ b/ext/openssl/ossl_ssl.c
@@ -2004,7 +2004,7 @@ Init_ossl_ssl()
 
     /*
      * Sets the context in which a session can be reused.  This allows
-     * sessions for multiple applications to be distinguished, for exapmle, by
+     * sessions for multiple applications to be distinguished, for example, by
      * name.
      */
     rb_attr(cSSLContext, rb_intern("session_id_context"), 1, 1, Qfalse);
diff --git a/test/ruby/test_m17n.rb b/test/ruby/test_m17n.rb
index c65d763988..201635873f 100644
--- a/test/ruby/test_m17n.rb
+++ b/test/ruby/test_m17n.rb
@@ -1502,7 +1502,7 @@ class TestM17N < Test::Unit::TestCase
     assert_equal("\uFFFD\uFFFD\uFFFD", u("\x80\x80\x80").scrub)
     assert_equal("\uFFFDA", u("\xF4\x80\x80A").scrub)
 
-    # exapmles in Unicode 6.1.0 D93b
+    # examples in Unicode 6.1.0 D93b
     assert_equal("\x41\uFFFD\uFFFD\x41\uFFFD\x41",
                  u("\x41\xC0\xAF\x41\xF4\x80\x80\x41").scrub)
     assert_equal("\x41\uFFFD\uFFFD\uFFFD\x41",