diff --git a/modules/gui/src/com/haulmont/cuba/gui/components/filter/ConditionParamBuilderImpl.java b/modules/gui/src/com/haulmont/cuba/gui/components/filter/ConditionParamBuilderImpl.java
index 0110e6f3bc..162644d7ef 100644
--- a/modules/gui/src/com/haulmont/cuba/gui/components/filter/ConditionParamBuilderImpl.java
+++ b/modules/gui/src/com/haulmont/cuba/gui/components/filter/ConditionParamBuilderImpl.java
@@ -57,7 +57,7 @@ public class ConditionParamBuilderImpl implements ConditionParamBuilder{
     @Override
     public String createParamName(AbstractCondition condition) {
         return "component$" + condition.getFilterComponentName() + "." +
-                condition.getName().replace('.', '_') + RandomStringUtils.randomNumeric(5);
+                condition.getName().replace('.', '_').replace(" ", "_") + RandomStringUtils.randomNumeric(5);
     }
 
     protected interface Builder {