diff --git a/dhis2-mobile-program-rules/src/main/java/org/dhis2/mobileProgramRules/RuleEngineExtensions.kt b/dhis2-mobile-program-rules/src/main/java/org/dhis2/mobileProgramRules/RuleEngineExtensions.kt
index 3668c00194..0289d3ca7a 100644
--- a/dhis2-mobile-program-rules/src/main/java/org/dhis2/mobileProgramRules/RuleEngineExtensions.kt
+++ b/dhis2-mobile-program-rules/src/main/java/org/dhis2/mobileProgramRules/RuleEngineExtensions.kt
@@ -177,10 +177,18 @@ fun ProgramRuleAction.toRuleEngineObject(): RuleAction {
                 RuleAction(
                     data = data() ?: "",
                     type = ProgramRuleActionType.ASSIGN.name,
-                    values = mutableMapOf(
-                        Pair("field", field),
-                    ).also { map ->
-                        contentToDisplay?.let { map["content"] = it }
+                    values = if (field.isNotEmpty()) {
+                        mutableMapOf(
+                            Pair("field", field),
+                        ).also { map ->
+                            contentToDisplay?.let { map["content"] = it }
+                        }
+                    } else {
+                        contentToDisplay?.let {
+                            mutableMapOf(
+                                Pair("content", it),
+                            )
+                        } ?: emptyMap()
                     },
                 )
             }
diff --git a/dhis2-mobile-program-rules/src/test/java/org/dhis2/mobileProgramRules/RuleEngineExtensionsTest.kt b/dhis2-mobile-program-rules/src/test/java/org/dhis2/mobileProgramRules/RuleEngineExtensionsTest.kt
index 2cc3e6e057..87be207381 100644
--- a/dhis2-mobile-program-rules/src/test/java/org/dhis2/mobileProgramRules/RuleEngineExtensionsTest.kt
+++ b/dhis2-mobile-program-rules/src/test/java/org/dhis2/mobileProgramRules/RuleEngineExtensionsTest.kt
@@ -9,6 +9,7 @@ import org.hisp.dhis.android.core.event.Event
 import org.hisp.dhis.android.core.option.Option
 import org.hisp.dhis.android.core.option.OptionCollectionRepository
 import org.hisp.dhis.android.core.program.ProgramRuleAction
+import org.hisp.dhis.android.core.program.ProgramRuleActionType
 import org.hisp.dhis.android.core.program.ProgramRuleVariable
 import org.hisp.dhis.android.core.program.ProgramRuleVariableCollectionRepository
 import org.hisp.dhis.android.core.program.ProgramRuleVariableSourceType
@@ -368,6 +369,19 @@ class RuleEngineExtensionsTest {
         assertTrue(ruleEngineAction.type == "unsupported")
     }
 
+    @Test
+    fun `Should parse program rule action to rule action with calculated value`() {
+        val ruleAction = ProgramRuleAction.builder()
+            .uid("uid")
+            .data("")
+            .content("calculated value")
+            .programRuleActionType(ProgramRuleActionType.ASSIGN)
+            .build()
+        val ruleEngineAction = ruleAction.toRuleEngineObject()
+        assertTrue(!ruleEngineAction.values.containsKey("field"))
+        assertTrue(ruleEngineAction.values["content"] == "calculated value")
+    }
+
     @Test
     fun `should parse ProgramRuleVariable to RuleVariable`() {
         val programRuleVariable = ProgramRuleVariable.builder()