diff --git a/src/config.h b/src/config.h
index 66ff1ea6..239b1434 100644
--- a/src/config.h
+++ b/src/config.h
@@ -10,6 +10,6 @@
 #define LIBPOSTAL_GEODB_DIR LIBPOSTAL_DATA_DIR PATH_SEPARATOR "geodb"
 
 #define GEODB_BLOOM_FILTER_SIZE 100000000
-#define GEODB_BLOOM_FILTER_ERROR 0.01
+#define GEODB_BLOOM_FILTER_ERROR 0.001
 
 #endif
\ No newline at end of file