diff --git a/build.gradle b/build.gradle
index 3227cc0..561a9eb 100644
--- a/build.gradle
+++ b/build.gradle
@@ -4,19 +4,18 @@ import org.gradle.api.tasks.testing.logging.TestLogEvent
 plugins {
     id 'groovy'
     id 'java-library'
-    //id 'org.openjfx.javafxplugin' version '0.0.13'
     id 'signing'
     id 'maven-publish'
     id('io.github.gradle-nexus.publish-plugin') version '1.3.0'
-    id "com.github.ben-manes.versions" version "0.46.0"
+    id "com.github.ben-manes.versions" version "0.47.0"
 }
 
 group 'se.alipsa.groovy'
-version '1.0.2-SNAPSHOT'
+version '1.0.2'
 description = "Groovy library common public domain and oss data in matrix format)"
 
 repositories {
-    mavenLocal()
+    //mavenLocal()
     mavenCentral()
 }
 
@@ -27,15 +26,15 @@ java {
 }
 
 dependencies {
-    def groovyVersion = '4.0.12'
+    def groovyVersion = '4.0.13'
     def groovy = "org.apache.groovy:groovy:$groovyVersion"
     compileOnly groovy
-    compileOnly("se.alipsa.groovy:matrix:1.1.1")
+    compileOnly("se.alipsa.groovy:matrix:1.1.2")
 
     testImplementation groovy
-    testImplementation("se.alipsa.groovy:matrix:1.1.1")
-    testImplementation 'org.junit.jupiter:junit-jupiter-api:5.9.3'
-    testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.9.3'
+    testImplementation("se.alipsa.groovy:matrix:1.1.2")
+    testImplementation 'org.junit.jupiter:junit-jupiter-api:5.10.0'
+    testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.10.0'
 }
 
 test {
diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar
index ccebba7..943f0cb 100644
Binary files a/gradle/wrapper/gradle-wrapper.jar and b/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 37aef8d..17a8ddc 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.1.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.2.1-bin.zip
 networkTimeout=10000
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
diff --git a/gradlew b/gradlew
index 79a61d4..65dcd68 100755
--- a/gradlew
+++ b/gradlew
@@ -144,7 +144,7 @@ if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then
     case $MAX_FD in #(
       max*)
         # In POSIX sh, ulimit -H is undefined. That's why the result is checked to see if it worked.
-        # shellcheck disable=SC3045
+        # shellcheck disable=SC3045 
         MAX_FD=$( ulimit -H -n ) ||
             warn "Could not query maximum file descriptor limit"
     esac
@@ -152,7 +152,7 @@ if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then
       '' | soft) :;; #(
       *)
         # In POSIX sh, ulimit -n is undefined. That's why the result is checked to see if it worked.
-        # shellcheck disable=SC3045
+        # shellcheck disable=SC3045 
         ulimit -n "$MAX_FD" ||
             warn "Could not set maximum file descriptor limit to $MAX_FD"
     esac
diff --git a/release.md b/release.md
index 56f012b..2fcb265 100644
--- a/release.md
+++ b/release.md
@@ -1,5 +1,9 @@
 # Release history
 
+## v 1.0.2, 2023-08-06
+- replace iris dataset with a better version
+- upgrade matrix to ver 1.1.2
+
 ## v1.0.1, 2023-05-18
 - renamed to matrix-datasets
 - add map data