diff --git a/backend/gradle/libs.versions.toml b/backend/gradle/libs.versions.toml
index 32e2f2e0..310f808c 100644
--- a/backend/gradle/libs.versions.toml
+++ b/backend/gradle/libs.versions.toml
@@ -1,5 +1,5 @@
 [versions]
-kotlin = "2.3.10"
+kotlin = "2.3.20"
 ktor = "3.4.1"
 exposed = "1.1.1"
 logback = "1.5.32"
diff --git a/e2e/Android/gradle/libs.versions.toml b/e2e/Android/gradle/libs.versions.toml
index dc354e53..7ff475ac 100644
--- a/e2e/Android/gradle/libs.versions.toml
+++ b/e2e/Android/gradle/libs.versions.toml
@@ -1,6 +1,6 @@
 [versions]
 agp = "9.1.0"
-kotlin = "2.3.10"
+kotlin = "2.3.20"
 coreKtx = "1.18.0"
 appcompat = "1.7.1"
 material = "1.13.0"
diff --git a/e2e/KMP/gradle/libs.versions.toml b/e2e/KMP/gradle/libs.versions.toml
index 9881947c..7e15f60e 100644
--- a/e2e/KMP/gradle/libs.versions.toml
+++ b/e2e/KMP/gradle/libs.versions.toml
@@ -5,7 +5,7 @@ androidx-ui-tooling = "1.10.5"
 coil = "3.4.0"
 compose-multiplatform = "1.10.2"
 koin = "4.1.1"
-kotlin = "2.3.10"
+kotlin = "2.3.20"
 ktor = "3.4.1"
 materialIconsCore = "1.7.3"
 navigationCompose = "2.9.2"