diff --git a/RimeWithWeasel/RimeWithWeasel.cpp b/RimeWithWeasel/RimeWithWeasel.cpp
index b218622f1..a9a11f0ee 100644
--- a/RimeWithWeasel/RimeWithWeasel.cpp
+++ b/RimeWithWeasel/RimeWithWeasel.cpp
@@ -558,6 +558,11 @@ static void _UpdateUIStyle(RimeConfig* config, weasel::UI* ui, bool initialize)
 		style.layout_type = (style.layout_type == weasel::LAYOUT_HORIZONTAL)
 			 ? weasel::LAYOUT_HORIZONTAL_FULLSCREEN : weasel::LAYOUT_VERTICAL_FULLSCREEN;
 	}
+	char label_text_format[128] = { 0 };
+	if (RimeConfigGetString(config, "style/label_format", label_text_format, sizeof(label_text_format) - 1))
+	{
+		style.label_text_format = utf8towcs(label_text_format);
+	}
 	// layout (alternative to style/horizontal)
 	char layout_type[256] = {0};
 	if (RimeConfigGetString(config, "style/layout/type", layout_type, sizeof(layout_type) - 1))
diff --git a/WeaselUI/HorizontalLayout.cpp b/WeaselUI/HorizontalLayout.cpp
index 82e9edf6c..539d5ed4c 100644
--- a/WeaselUI/HorizontalLayout.cpp
+++ b/WeaselUI/HorizontalLayout.cpp
@@ -46,7 +46,7 @@ void HorizontalLayout::DoLayout(CDCHandle dc)
 			w += _style.candidate_spacing;
 
 		/* Label */
-		std::wstring label = GetLabelText(labels, i);
+		std::wstring label = GetLabelText(labels, i, _style.label_text_format.c_str());
 		dc.GetTextExtent(label.c_str(), label.length(), &size);
 		_candidateLabelRects[i].SetRect(w, height, w + size.cx, height + size.cy);
 		w += size.cx, h = max(h, size.cy);
diff --git a/WeaselUI/Layout.h b/WeaselUI/Layout.h
index 08193ec1b..9ff37e65f 100644
--- a/WeaselUI/Layout.h
+++ b/WeaselUI/Layout.h
@@ -22,7 +22,7 @@ namespace weasel
 		virtual CRect GetCandidateCommentRect(int id) const = 0;
 		virtual CRect GetStatusIconRect() const = 0;
 
-		virtual std::wstring GetLabelText(const std::vector<Text> &labels, int id) const = 0;
+		virtual std::wstring GetLabelText(const std::vector<Text> &labels, int id, const wchar_t *format) const = 0;
 		virtual bool IsInlinePreedit() const = 0;
 		virtual bool ShouldDisplayStatusIcon() const = 0;
 
diff --git a/WeaselUI/StandardLayout.cpp b/WeaselUI/StandardLayout.cpp
index 661c61b5a..5e90215cf 100644
--- a/WeaselUI/StandardLayout.cpp
+++ b/WeaselUI/StandardLayout.cpp
@@ -8,9 +8,11 @@ StandardLayout::StandardLayout(const UIStyle &style, const Context &context, con
 {
 }
 
-std::wstring StandardLayout::GetLabelText(const std::vector<Text> &labels, int id) const
+std::wstring StandardLayout::GetLabelText(const std::vector<Text> &labels, int id, const wchar_t *format) const
 {
-	return labels.at(id).str + L'.';
+	wchar_t buffer[128];
+	swprintf_s<128>(buffer, format, labels.at(id).str.c_str());
+	return std::wstring(buffer);
 }
 
 CSize StandardLayout::GetPreeditSize(CDCHandle dc) const
diff --git a/WeaselUI/StandardLayout.h b/WeaselUI/StandardLayout.h
index c42567fd9..accc69618 100644
--- a/WeaselUI/StandardLayout.h
+++ b/WeaselUI/StandardLayout.h
@@ -22,7 +22,7 @@ namespace weasel
 		virtual CRect GetCandidateCommentRect(int id) const { return _candidateCommentRects[id]; }
 		virtual CRect GetStatusIconRect() const { return _statusIconRect; }
 
-		virtual std::wstring GetLabelText(const std::vector<Text> &labels, int id) const;
+		virtual std::wstring GetLabelText(const std::vector<Text> &labels, int id, const wchar_t *format) const;
 		virtual bool IsInlinePreedit() const;
 		virtual bool ShouldDisplayStatusIcon() const;
 
diff --git a/WeaselUI/VerticalLayout.cpp b/WeaselUI/VerticalLayout.cpp
index 975c19a85..76fa0672c 100644
--- a/WeaselUI/VerticalLayout.cpp
+++ b/WeaselUI/VerticalLayout.cpp
@@ -50,7 +50,7 @@ void VerticalLayout::DoLayout(CDCHandle dc)
 		int w = _style.margin_x, h = 0;
 		int candidate_width = 0, comment_width = 0;
 		/* Label */
-		std::wstring label = GetLabelText(labels, i);
+		std::wstring label = GetLabelText(labels, i, _style.label_text_format.c_str());
 		dc.GetTextExtent(label.c_str(), label.length(), &size);
 		_candidateLabelRects[i].SetRect(w, height, w + size.cx, height + size.cy);
 		w += size.cx + space, h = max(h, size.cy);
diff --git a/WeaselUI/WeaselPanel.cpp b/WeaselUI/WeaselPanel.cpp
index bf83080af..3b0434d29 100644
--- a/WeaselUI/WeaselPanel.cpp
+++ b/WeaselUI/WeaselPanel.cpp
@@ -227,7 +227,7 @@ bool WeaselPanel::_DrawCandidates(CDCHandle dc)
 			dc.SetTextColor(m_style.label_text_color);
 
 		// Draw label
-		std::wstring label = m_layout->GetLabelText(labels, i);
+		std::wstring label = m_layout->GetLabelText(labels, i, m_style.label_text_format.c_str());
 		rect = m_layout->GetCandidateLabelRect(i);
 		_TextOut(dc, rect.left, rect.top, rect, label.c_str(), label.length());
 
diff --git a/include/WeaselUI.h b/include/WeaselUI.h
index 89a89e44c..50a9edd8a 100644
--- a/include/WeaselUI.h
+++ b/include/WeaselUI.h
@@ -31,6 +31,7 @@ namespace weasel
 		bool inline_preedit;
 		PreeditType preedit_type;
 		bool display_tray_icon;
+		std::wstring label_text_format;
 		// layout
 		LayoutType layout_type;
 		int min_width;
@@ -64,6 +65,7 @@ namespace weasel
 					inline_preedit(false),
 					preedit_type(COMPOSITION),
 					display_tray_icon(false),
+					label_text_format(),
 					layout_type(LAYOUT_VERTICAL),
 					min_width(0),
 					min_height(0),
diff --git a/output/data/weasel.yaml b/output/data/weasel.yaml
index 1cc1e3a06..ffa75e64b 100644
--- a/output/data/weasel.yaml
+++ b/output/data/weasel.yaml
@@ -16,6 +16,7 @@ style:
   inline_preedit: false
   preedit_type: composition
   display_tray_icon: false
+  label_format: "%s."
   layout:
     min_width: 160
     min_height: 0