diff --git a/build.gradle b/build.gradle
index 83aaa0a..34e80f7 100644
--- a/build.gradle
+++ b/build.gradle
@@ -32,13 +32,13 @@ repositories {
 dependencies {
     implementation 'org.citygml4j:citygml4j-xml:3.2.1-SNAPSHOT'
     implementation 'org.citygml4j:citygml4j-cityjson:3.2.1-SNAPSHOT'
-    implementation 'info.picocli:picocli:4.7.5'
-    implementation 'org.geotools:gt-epsg-extension:30.2'
-    implementation 'org.geotools:gt-epsg-hsql:30.2'
-    implementation 'org.geotools:gt-referencing:30.2'
-    implementation 'org.apache.commons:commons-imaging:1.0-alpha3'
-    runtimeOnly 'com.fasterxml.woodstox:woodstox-core:6.6.0'
-    runtimeOnly 'net.sf.saxon:Saxon-HE:12.4'
+    implementation 'info.picocli:picocli:4.7.6'
+    implementation 'org.geotools:gt-epsg-extension:31.2'
+    implementation 'org.geotools:gt-epsg-hsql:31.2'
+    implementation 'org.geotools:gt-referencing:31.2'
+    implementation 'org.apache.commons:commons-imaging:1.0.0-alpha5'
+    runtimeOnly 'com.fasterxml.woodstox:woodstox-core:7.0.0'
+    runtimeOnly 'net.sf.saxon:Saxon-HE:12.5'
 }
 
 jar {