diff --git a/dts/common/nordic/nrf54l20.dtsi b/dts/common/nordic/nrf54l20.dtsi
index 7f33221b0e7..e5b019deff9 100644
--- a/dts/common/nordic/nrf54l20.dtsi
+++ b/dts/common/nordic/nrf54l20.dtsi
@@ -146,7 +146,8 @@
 				cc-num = <6>;
 				max-bit-width = <32>;
 				interrupts = <85 NRF_DEFAULT_IRQ_PRIORITY>;
-				max-frequency = <DT_FREQ_M(128)>;
+				/* NRFX-6881: Temporary workaround for timer00 */
+				max-frequency = <DT_FREQ_M(64)>;
 				prescaler = <0>;
 			};