diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5e21887..1fe304f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,5 @@
 # [develop](https://github.com/benlangfeld/ruby_speech)
+  * Bugfix: Fix grammar parsing error where MATCH_END is returned even when a partial match exists on a separate item
 
 # [3.0.0](https://github.com/benlangfeld/ruby_speech/compare/v2.4.0...v3.0.0) - [2018-07-10](https://rubygems.org/gems/ruby_speech/versions/3.0.0)
   * Feature: Loosen and bump Nokogiri version to ~>1.8, >=1.8.3
diff --git a/ext/ruby_speech/ruby_speech.c b/ext/ruby_speech/ruby_speech.c
index ceaa818..867b619 100644
--- a/ext/ruby_speech/ruby_speech.c
+++ b/ext/ruby_speech/ruby_speech.c
@@ -48,9 +48,10 @@ static int is_match_end(pcre *compiled_regex, const char *input)
       search = search_set;
     }
     search_input[input_size] = *search++;
-    result = pcre_exec(compiled_regex, NULL, search_input, input_size + 1, 0, 0,
+    result = pcre_exec(compiled_regex, NULL, search_input, input_size + 1, 0, PCRE_PARTIAL,
       ovector, sizeof(ovector) / sizeof(ovector[0]));
     if (result > -1) return 0;
+    if (result == PCRE_ERROR_PARTIAL) return 0;
   }
   return 1;
 }