diff --git a/src/libime/table/tablebaseddictionary.cpp b/src/libime/table/tablebaseddictionary.cpp
index 6986cda..5b6349a 100644
--- a/src/libime/table/tablebaseddictionary.cpp
+++ b/src/libime/table/tablebaseddictionary.cpp
@@ -1324,17 +1324,18 @@ bool TableBasedDictionary::hasMatchingWords(std::string_view code) const {
 }
 
 bool TableBasedDictionary::hasOneMatchingWord(std::string_view code) const {
-    bool hasMatch = false;
+    bool hasOneMatch = false;
     matchWords(
         code, TableMatchMode::Prefix,
-        [&hasMatch](std::string_view, std::string_view, uint32_t, PhraseFlag) {
-            if (hasMatch) {
+        [&hasOneMatch](std::string_view, std::string_view, uint32_t, PhraseFlag) {
+            if (hasOneMatch) {
+                hasOneMatch = false;
                 return false;
             }
-            hasMatch = true;
+            hasOneMatch = true;
             return true;
         });
-    return hasMatch;
+    return hasOneMatch;
 }
 
 PhraseFlag TableBasedDictionary::wordExists(std::string_view code,
diff --git a/src/libime/table/tablecontext.cpp b/src/libime/table/tablecontext.cpp
index b1b49b7..9dfd25c 100644
--- a/src/libime/table/tablecontext.cpp
+++ b/src/libime/table/tablecontext.cpp
@@ -173,7 +173,17 @@ class TableContextPrivate : public fcitx::QPtrHolder<TableContext> {
         if (!canDoAutoSelect()) {
             return false;
         }
-        return candidates_.size() == 1;
+        if (candidates_.size() != 1) {
+            return false;
+        }
+
+        if (candidates_[0].sentence().size() != 1) {
+            return false;
+        }
+        FCITX_Q();
+        return q->code(candidates_[0]) == q->currentCode() &&
+               (!dict_.tableOptions().exactMatch() ||
+                dict_.hasOneMatchingWord(q->currentCode()));
     };
 
     State currentState() {