diff --git a/_test/tests/inc/indexer_histogram.test.php b/_test/tests/inc/indexer_histogram.test.php
new file mode 100644
index 0000000000000000000000000000000000000000..df6af7a2b11819d0c50fa96499a4c527a5f78926
--- /dev/null
+++ b/_test/tests/inc/indexer_histogram.test.php
@@ -0,0 +1,19 @@
+<?php
+/**
+ * Tests the histogram function of the indexer.
+ *
+ * @author Michael Hamann <michael@content-space.de>
+ */
+class indexer_histogram_test extends DokuWikiTest {
+    function test_minlength() {
+        $indexer = idx_get_indexer();
+        $indexer->addMetaKeys('histo1', 'testkey', array('foo', 'bar', 'foobar'));
+        $indexer->addMetaKeys('histo2', 'testkey', array('bar', 'testing'));
+        $indexer->addMetaKeys('histo3', 'testkey', array('foo', 'foobar'));
+        $histogram4 = $indexer->histogram(1, 0, 4, 'testkey');
+        $this->assertEquals(array('foobar' => 2, 'testing' => 1), $histogram4);
+        $histogram2 = $indexer->histogram(1, 0, 2, 'testkey');
+        $this->assertEquals(array('foobar' => 2, 'testing' => 1, 'foo' => 2, 'bar' => 2), $histogram2);
+    }
+
+}
diff --git a/inc/indexer.php b/inc/indexer.php
index d8768d3ab5327b77866aa90058486e2bacb68ee1..c28499d68e0a0c9d8f88269be1941543feb0e85b 100644
--- a/inc/indexer.php
+++ b/inc/indexer.php
@@ -755,13 +755,15 @@ class Doku_Indexer {
             $val_idx = array();
             foreach ($index as $wid => $line) {
                 $freq = $this->countTuples($line);
-                if ($freq >= $min && (!$max || $freq <= $max) && strlen($val) >= $minlen)
+                if ($freq >= $min && (!$max || $freq <= $max))
                     $val_idx[$wid] = $freq;
             }
             if (!empty($val_idx)) {
                 $words = $this->getIndex($metaname.'_w', '');
-                foreach ($val_idx as $wid => $freq)
-                    $result[$words[$wid]] = $freq;
+                foreach ($val_idx as $wid => $freq) {
+                    if (strlen($words[$wid]) >= $minlen)
+                        $result[$words[$wid]] = $freq;
+                }
             }
         }
         else {