diff --git a/modules/cockroachdb/build.gradle b/modules/cockroachdb/build.gradle
index 33da6f67a72..6340d918e7e 100644
--- a/modules/cockroachdb/build.gradle
+++ b/modules/cockroachdb/build.gradle
@@ -4,7 +4,7 @@ dependencies {
     api project(':jdbc')
 
     testImplementation project(':jdbc-test')
-    testRuntimeOnly 'org.postgresql:postgresql:42.7.4'
+    testRuntimeOnly 'org.postgresql:postgresql:42.7.7'
     testImplementation 'org.assertj:assertj-core:3.27.3'
 }
 
diff --git a/modules/cratedb/build.gradle b/modules/cratedb/build.gradle
index 3c4b19e2dea..79ca4864f46 100644
--- a/modules/cratedb/build.gradle
+++ b/modules/cratedb/build.gradle
@@ -4,7 +4,7 @@ dependencies {
     api project(':jdbc')
 
     testImplementation project(':jdbc-test')
-    testRuntimeOnly 'org.postgresql:postgresql:42.7.4'
+    testRuntimeOnly 'org.postgresql:postgresql:42.7.7'
 
     compileOnly 'org.jetbrains:annotations:26.0.2'
 }
diff --git a/modules/junit-jupiter/build.gradle b/modules/junit-jupiter/build.gradle
index 4c93a4e6b59..1338385c863 100644
--- a/modules/junit-jupiter/build.gradle
+++ b/modules/junit-jupiter/build.gradle
@@ -17,7 +17,7 @@ dependencies {
     testImplementation 'org.junit.jupiter:junit-jupiter'
 
     testRuntimeOnly 'org.junit.platform:junit-platform-launcher:1.10.3'
-    testRuntimeOnly 'org.postgresql:postgresql:42.7.4'
+    testRuntimeOnly 'org.postgresql:postgresql:42.7.7'
     testRuntimeOnly 'mysql:mysql-connector-java:8.0.33'
 }
 
diff --git a/modules/postgresql/build.gradle b/modules/postgresql/build.gradle
index 885cbafabf5..bbe8e596b95 100644
--- a/modules/postgresql/build.gradle
+++ b/modules/postgresql/build.gradle
@@ -7,7 +7,7 @@ dependencies {
     compileOnly 'io.r2dbc:r2dbc-postgresql:0.8.13.RELEASE'
 
     testImplementation project(':jdbc-test')
-    testRuntimeOnly 'org.postgresql:postgresql:42.7.4'
+    testRuntimeOnly 'org.postgresql:postgresql:42.7.7'
 
     testImplementation testFixtures(project(':r2dbc'))
     testRuntimeOnly 'io.r2dbc:r2dbc-postgresql:0.8.13.RELEASE'
diff --git a/modules/questdb/build.gradle b/modules/questdb/build.gradle
index 28a5a097189..05d6b3bc873 100644
--- a/modules/questdb/build.gradle
+++ b/modules/questdb/build.gradle
@@ -4,7 +4,7 @@ dependencies {
     api project(':testcontainers')
     api project(':jdbc')
 
-    testRuntimeOnly 'org.postgresql:postgresql:42.7.4'
+    testRuntimeOnly 'org.postgresql:postgresql:42.7.7'
     testImplementation project(':jdbc-test')
     testImplementation 'org.assertj:assertj-core:3.27.3'
     testImplementation 'org.questdb:questdb:7.3.9'
diff --git a/modules/spock/build.gradle b/modules/spock/build.gradle
index 13be69af580..7d50cdf02f0 100644
--- a/modules/spock/build.gradle
+++ b/modules/spock/build.gradle
@@ -15,7 +15,7 @@ dependencies {
     testImplementation 'com.zaxxer:HikariCP:4.0.3'
     testImplementation 'org.apache.httpcomponents:httpclient:4.5.14'
 
-    testRuntimeOnly 'org.postgresql:postgresql:42.7.4'
+    testRuntimeOnly 'org.postgresql:postgresql:42.7.7'
     testRuntimeOnly 'mysql:mysql-connector-java:8.0.33'
     testRuntimeOnly 'org.junit.platform:junit-platform-launcher:1.10.3'
     testRuntimeOnly 'org.junit.platform:junit-platform-testkit:1.13.3'