diff --git a/trixnity-crypto-core/build.gradle.kts b/trixnity-crypto-core/build.gradle.kts
index d72399967eb44c7a039469371c082afb45763a15..c4c9fbdd7eda51742b1e5e928026f7367cfc6627 100644
--- a/trixnity-crypto-core/build.gradle.kts
+++ b/trixnity-crypto-core/build.gradle.kts
@@ -123,4 +123,19 @@ kotlin {
             }
         }
     }
+}
+
+publishing {
+    publications.withType<MavenPublication>().configureEach {
+        pom {
+            licenses {
+                license {
+                    // https://github.com/openssl/openssl/blob/master/LICENSE.txt
+                    name = "Apache License 2.0"
+                    url = "https://www.apache.org/licenses/LICENSE-2.0"
+                    comments = "openssl binaries"
+                }
+            }
+        }
+    }
 }
\ No newline at end of file
diff --git a/trixnity-olm/build.gradle.kts b/trixnity-olm/build.gradle.kts
index e118ef8c3d3ecace031918991e83e7357bea0839..5b848aec619aeeca0ec53381081def0660db498c 100644
--- a/trixnity-olm/build.gradle.kts
+++ b/trixnity-olm/build.gradle.kts
@@ -214,4 +214,20 @@ kotlin {
             }
         }
     }
+}
+
+publishing {
+    publications.withType<MavenPublication>().configureEach {
+        pom {
+            licenses {
+                license {
+                    // https://gitlab.matrix.org/matrix-org/olm/-/blob/master/LICENSE
+                    // https://gitlab.com/trixnity/trixnity-olm-binaries/-/blob/main/LICENSE
+                    name = "Apache License 2.0"
+                    url = "https://www.apache.org/licenses/LICENSE-2.0"
+                    comments = "libolm binaries"
+                }
+            }
+        }
+    }
 }
\ No newline at end of file