diff --git a/core/build.gradle b/core/build.gradle
index 8076fd2ae..39e58cdb8 100644
--- a/core/build.gradle
+++ b/core/build.gradle
@@ -12,12 +12,12 @@ dependencies {
     api 'org.bouncycastle:bcprov-jdk15to18:1.78.1'
     api 'com.google.guava:guava:33.2.1-android'
     api 'com.google.protobuf:protobuf-javalite:4.27.3'
-    implementation 'org.slf4j:slf4j-api:2.0.12'
+    implementation 'org.slf4j:slf4j-api:2.0.13'
     implementation 'net.jcip:jcip-annotations:1.0'
     testImplementation 'junit:junit:4.13.2'
     testImplementation 'org.easymock:easymock:5.2.0'
     testImplementation 'com.fasterxml.jackson.core:jackson-databind:2.16.0'
-    testImplementation 'org.slf4j:slf4j-jdk14:2.0.12'
+    testImplementation 'org.slf4j:slf4j-jdk14:2.0.13'
     testImplementation 'nl.jqno.equalsverifier:equalsverifier:3.16.1'
     testImplementation 'org.hamcrest:hamcrest-library:2.2'
     testImplementation 'pl.pragmatists:JUnitParams:1.1.1'
diff --git a/examples/build.gradle b/examples/build.gradle
index 2971e3791..eed227a5e 100644
--- a/examples/build.gradle
+++ b/examples/build.gradle
@@ -5,7 +5,7 @@ plugins {
 dependencies {
     implementation project(':bitcoinj-core')
     implementation 'info.picocli:picocli:4.7.6'
-    implementation 'org.slf4j:slf4j-jdk14:2.0.12'
+    implementation 'org.slf4j:slf4j-jdk14:2.0.13'
 }
 
 sourceCompatibility = 11
diff --git a/integration-test/build.gradle b/integration-test/build.gradle
index 1294c9a39..924b1e657 100644
--- a/integration-test/build.gradle
+++ b/integration-test/build.gradle
@@ -7,7 +7,7 @@ dependencies {
     implementation project(':bitcoinj-core')
     implementation project(':bitcoinj-examples')
 
-    testImplementation 'org.slf4j:slf4j-jdk14:2.0.12'
+    testImplementation 'org.slf4j:slf4j-jdk14:2.0.13'
     testImplementation "org.junit.jupiter:junit-jupiter-api:5.10.0"
     testImplementation "org.junit.jupiter:junit-jupiter-params:5.10.0"
     testImplementation 'junit:junit:4.13.2'
diff --git a/tools/build.gradle b/tools/build.gradle
index b9deb8db5..e52f23338 100644
--- a/tools/build.gradle
+++ b/tools/build.gradle
@@ -5,7 +5,7 @@ plugins {
 dependencies {
     implementation project(':bitcoinj-core')
     implementation 'info.picocli:picocli:4.7.6'
-    implementation 'org.slf4j:slf4j-jdk14:2.0.12'
+    implementation 'org.slf4j:slf4j-jdk14:2.0.13'
 }
 
 sourceCompatibility = 11
diff --git a/wallettemplate/build.gradle b/wallettemplate/build.gradle
index 3c40df52e..523aabe37 100644
--- a/wallettemplate/build.gradle
+++ b/wallettemplate/build.gradle
@@ -8,7 +8,7 @@ dependencies {
     implementation project(':bitcoinj-core')
     implementation 'de.jensd:fontawesomefx:8.0.0'
     implementation 'com.google.zxing:core:3.5.1'
-    implementation 'org.slf4j:slf4j-jdk14:2.0.12'
+    implementation 'org.slf4j:slf4j-jdk14:2.0.13'
     implementation 'jakarta.annotation:jakarta.annotation-api:2.1.1'
 
     testImplementation "org.junit.jupiter:junit-jupiter-api:5.10.0"
diff --git a/wallettool/build.gradle b/wallettool/build.gradle
index 2afadb21b..67b52b3bc 100644
--- a/wallettool/build.gradle
+++ b/wallettool/build.gradle
@@ -18,7 +18,7 @@ boolean hasGraalVM = (GradleVersion.current().compareTo(graalVMMinVersion) >= 0)
 dependencies {
     implementation project(':bitcoinj-core')
     implementation 'info.picocli:picocli:4.7.6'
-    implementation 'org.slf4j:slf4j-jdk14:2.0.12'
+    implementation 'org.slf4j:slf4j-jdk14:2.0.13'
     if (hasAnnotationProcessor) {
         annotationProcessor 'info.picocli:picocli-codegen:4.7.6'
     } else {
@@ -28,7 +28,7 @@ dependencies {
     testImplementation "org.junit.jupiter:junit-jupiter-api:5.10.0"
     testRuntimeOnly "org.junit.jupiter:junit-jupiter-engine:5.10.0"
 
-    testImplementation 'org.slf4j:slf4j-jdk14:2.0.12'
+    testImplementation 'org.slf4j:slf4j-jdk14:2.0.13'
 }
 
 sourceCompatibility = 11