diff --git a/lucene/CHANGES.txt b/lucene/CHANGES.txt
index f6477f3d192..42c758d8342 100644
--- a/lucene/CHANGES.txt
+++ b/lucene/CHANGES.txt
@@ -192,6 +192,8 @@ Bug Fixes
 
 Other
 
+* LUCENE-8301: Update randomizedtesting to 2.6.0. (Dawid Weiss)
+
 * LUCENE-8261: InterpolatedProperties.interpolate and recursive property
   references. (Steve Rowe, Dawid Weiss)
 
diff --git a/lucene/ivy-versions.properties b/lucene/ivy-versions.properties
index 1fbefd00586..8fcfeeeb3ed 100644
--- a/lucene/ivy-versions.properties
+++ b/lucene/ivy-versions.properties
@@ -5,13 +5,12 @@
 /antlr/antlr = 2.7.7
 /com.adobe.xmp/xmpcore = 5.1.3
 
-com.carrotsearch.randomizedtesting.version = 2.5.3
+com.carrotsearch.randomizedtesting.version = 2.6.0
 /com.carrotsearch.randomizedtesting/junit4-ant = ${com.carrotsearch.randomizedtesting.version}
 /com.carrotsearch.randomizedtesting/randomizedtesting-runner = ${com.carrotsearch.randomizedtesting.version}
 
 /com.carrotsearch/hppc = 0.7.3
 
-
 /com.cybozu.labs/langdetect = 1.1-20120112
 /com.drewnoakes/metadata-extractor = 2.10.1
 
diff --git a/lucene/licenses/randomizedtesting-runner-2.5.3.jar.sha1 b/lucene/licenses/randomizedtesting-runner-2.5.3.jar.sha1
deleted file mode 100644
index 8b4a92f53fa..00000000000
--- a/lucene/licenses/randomizedtesting-runner-2.5.3.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-053da66a10597283d48266d1f09d572f8608ae3f
diff --git a/lucene/licenses/randomizedtesting-runner-2.6.0.jar.sha1 b/lucene/licenses/randomizedtesting-runner-2.6.0.jar.sha1
new file mode 100644
index 00000000000..c7baccb21c3
--- /dev/null
+++ b/lucene/licenses/randomizedtesting-runner-2.6.0.jar.sha1
@@ -0,0 +1 @@
+3787b306dc666f6fa181b1900fb6b941e2b38790
diff --git a/solr/licenses/junit4-ant-2.5.3.jar.sha1 b/solr/licenses/junit4-ant-2.5.3.jar.sha1
deleted file mode 100644
index f62922a62e7..00000000000
--- a/solr/licenses/junit4-ant-2.5.3.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-c3809c2c2bc135109a7e1e231463da303299b5dd
diff --git a/solr/licenses/junit4-ant-2.6.0.jar.sha1 b/solr/licenses/junit4-ant-2.6.0.jar.sha1
new file mode 100644
index 00000000000..9902b347137
--- /dev/null
+++ b/solr/licenses/junit4-ant-2.6.0.jar.sha1
@@ -0,0 +1 @@
+7512f4c5fb6dc9106a712c390c39e87708148456
diff --git a/solr/licenses/randomizedtesting-runner-2.5.3.jar.sha1 b/solr/licenses/randomizedtesting-runner-2.5.3.jar.sha1
deleted file mode 100644
index 8b4a92f53fa..00000000000
--- a/solr/licenses/randomizedtesting-runner-2.5.3.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-053da66a10597283d48266d1f09d572f8608ae3f
diff --git a/solr/licenses/randomizedtesting-runner-2.6.0.jar.sha1 b/solr/licenses/randomizedtesting-runner-2.6.0.jar.sha1
new file mode 100644
index 00000000000..c7baccb21c3
--- /dev/null
+++ b/solr/licenses/randomizedtesting-runner-2.6.0.jar.sha1
@@ -0,0 +1 @@
+3787b306dc666f6fa181b1900fb6b941e2b38790