diff --git a/yli/descriptives.py b/yli/descriptives.py
index 1ce4c9e..eabe30d 100644
--- a/yli/descriptives.py
+++ b/yli/descriptives.py
@@ -314,4 +314,19 @@ class AutoCorrelationsResult:
 		"""
 		
 		import seaborn as sns
-		sns.heatmap(self.correlations, vmin=-1, vmax=1, cmap='RdBu')
+		
+		# Format values without leading 0
+		def fmt_value(v):
+			if v >= 0.995:
+				return '1.0'
+			if v <= -0.995:
+				return '-1.0'
+			if v < 0:
+				if v >= -0.005:
+					return '.00'
+				return '-' + format(-v, '.2f').lstrip('0')
+			return format(v, '.2f').lstrip('0')
+		
+		correlation_values = self.correlations.applymap(fmt_value)
+		
+		sns.heatmap(self.correlations, vmin=-1, vmax=1, cmap='RdBu', annot=correlation_values, fmt='', annot_kws={'fontsize': 'small'})