diff --git a/spring-data-jpa/src/main/antlr4/org/springframework/data/jpa/repository/query/Hql.g4 b/spring-data-jpa/src/main/antlr4/org/springframework/data/jpa/repository/query/Hql.g4
index 36205292b6a..1e80b10fec2 100644
--- a/spring-data-jpa/src/main/antlr4/org/springframework/data/jpa/repository/query/Hql.g4
+++ b/spring-data-jpa/src/main/antlr4/org/springframework/data/jpa/repository/query/Hql.g4
@@ -812,6 +812,7 @@ reservedWord
 	| PERCENT
 	| PLACING
 	| POSITION
+	| POWER
 	| PRECEDING
 	| QUARTER
 	| RANGE
diff --git a/spring-data-jpa/src/main/antlr4/org/springframework/data/jpa/repository/query/Jpql.g4 b/spring-data-jpa/src/main/antlr4/org/springframework/data/jpa/repository/query/Jpql.g4
index 271e9d168b0..637bac6c346 100644
--- a/spring-data-jpa/src/main/antlr4/org/springframework/data/jpa/repository/query/Jpql.g4
+++ b/spring-data-jpa/src/main/antlr4/org/springframework/data/jpa/repository/query/Jpql.g4
@@ -605,6 +605,7 @@ identification_variable
     | NEW
     | ORDER
     | OUTER
+    | POWER
     | FLOOR
     | SIGN
     | TIME
diff --git a/spring-data-jpa/src/test/java/org/springframework/data/jpa/repository/query/HqlQueryRendererTests.java b/spring-data-jpa/src/test/java/org/springframework/data/jpa/repository/query/HqlQueryRendererTests.java
index 0feaf2cddeb..39ce36c6053 100644
--- a/spring-data-jpa/src/test/java/org/springframework/data/jpa/repository/query/HqlQueryRendererTests.java
+++ b/spring-data-jpa/src/test/java/org/springframework/data/jpa/repository/query/HqlQueryRendererTests.java
@@ -1600,4 +1600,9 @@ void newShouldBeLegalAsPartOfAStateFieldPathExpression() {
 				ORDER BY j.id
 				""");
 	}
+
+	@Test // GH-3143
+	void powerShouldBeLegalInAQuery() {
+		assertQuery("select e.power.id from MyEntity e");
+	}
 }
diff --git a/spring-data-jpa/src/test/java/org/springframework/data/jpa/repository/query/JpqlQueryRendererTests.java b/spring-data-jpa/src/test/java/org/springframework/data/jpa/repository/query/JpqlQueryRendererTests.java
index d738ccac378..403f7ffaed7 100644
--- a/spring-data-jpa/src/test/java/org/springframework/data/jpa/repository/query/JpqlQueryRendererTests.java
+++ b/spring-data-jpa/src/test/java/org/springframework/data/jpa/repository/query/JpqlQueryRendererTests.java
@@ -983,4 +983,9 @@ void newShouldBeLegalAsPartOfAStateFieldPathExpression() {
 				ORDER BY j.id
 				""");
 	}
+
+	@Test // GH-3143
+	void powerShouldBeLegalInAQuery() {
+		assertQuery("select e.power.id from MyEntity e");
+	}
 }