diff --git a/techpack/audio/asoc/Kbuild b/techpack/audio/asoc/Kbuild
index c3a0458ccf3e..fdc339fb961e 100755
--- a/techpack/audio/asoc/Kbuild
+++ b/techpack/audio/asoc/Kbuild
@@ -336,6 +336,3 @@ cpe_lsm_dlkm-y := $(CPE_LSM_OBJS)
 
 obj-$(CONFIG_SND_SOC_GVM_AUTO_SPF) += gvm_spf_machine_dlkm.o
 gvm_spf_machine_dlkm-y := $(SPF_MACHINE_OBJS)
-
-# inject some build related information
-DEFINES += -DBUILD_TIMESTAMP=\"$(shell date -u +'%Y-%m-%dT%H:%M:%SZ')\"
diff --git a/techpack/audio/asoc/codecs/Kbuild b/techpack/audio/asoc/codecs/Kbuild
index e8cb6f140854..711d5bcab690 100755
--- a/techpack/audio/asoc/codecs/Kbuild
+++ b/techpack/audio/asoc/codecs/Kbuild
@@ -314,6 +314,3 @@ endif
 
 obj-$(CONFIG_SND_SWR_HAPTICS) += swr_haptics_dlkm.o
 swr_haptics_dlkm-y := $(SWR_HAP_OBJS)
-
-# inject some build related information
-DEFINES += -DBUILD_TIMESTAMP=\"$(shell date -u +'%Y-%m-%dT%H:%M:%SZ')\"
diff --git a/techpack/audio/asoc/codecs/aqt1000/Kbuild b/techpack/audio/asoc/codecs/aqt1000/Kbuild
index f5f18785e93f..4108ca6bcf45 100644
--- a/techpack/audio/asoc/codecs/aqt1000/Kbuild
+++ b/techpack/audio/asoc/codecs/aqt1000/Kbuild
@@ -115,6 +115,3 @@ endif
 # Module information used by KBuild framework
 obj-$(CONFIG_SND_SOC_AQT1000) += aqt1000_cdc_dlkm.o
 aqt1000_cdc_dlkm-y := $(AQT1000_CDC_OBJS)
-
-# inject some build related information
-DEFINES += -DBUILD_TIMESTAMP=\"$(shell date -u +'%Y-%m-%dT%H:%M:%SZ')\"
diff --git a/techpack/audio/asoc/codecs/bolero/Kbuild b/techpack/audio/asoc/codecs/bolero/Kbuild
index 4552b59ea7ee..5f03b1282983 100644
--- a/techpack/audio/asoc/codecs/bolero/Kbuild
+++ b/techpack/audio/asoc/codecs/bolero/Kbuild
@@ -159,6 +159,3 @@ tx_macro_dlkm-y := $(TX_OBJS)
 
 obj-$(CONFIG_RX_MACRO) += rx_macro_dlkm.o
 rx_macro_dlkm-y := $(RX_OBJS)
-
-# inject some build related information
-DEFINES += -DBUILD_TIMESTAMP=\"$(shell date -u +'%Y-%m-%dT%H:%M:%SZ')\"
diff --git a/techpack/audio/asoc/codecs/csra66x0/Kbuild b/techpack/audio/asoc/codecs/csra66x0/Kbuild
index 61463e7a0f9f..41f0b90e03ed 100644
--- a/techpack/audio/asoc/codecs/csra66x0/Kbuild
+++ b/techpack/audio/asoc/codecs/csra66x0/Kbuild
@@ -100,6 +100,3 @@ endif
 # Module information used by KBuild framework
 obj-$(CONFIG_SND_SOC_CSRA66X0) += csra66x0_dlkm.o
 csra66x0_dlkm-y := $(CSRA66X0_OBJS)
-
-# inject some build related information
-DEFINES += -DBUILD_TIMESTAMP=\"$(shell date -u +'%Y-%m-%dT%H:%M:%SZ')\"
diff --git a/techpack/audio/asoc/codecs/ep92/Kbuild b/techpack/audio/asoc/codecs/ep92/Kbuild
index 410d7fafed18..0e5a5ba37395 100644
--- a/techpack/audio/asoc/codecs/ep92/Kbuild
+++ b/techpack/audio/asoc/codecs/ep92/Kbuild
@@ -101,6 +101,3 @@ endif
 # Module information used by KBuild framework
 obj-$(CONFIG_SND_SOC_EP92) += ep92_dlkm.o
 ep92_dlkm-y := $(EP92_OBJS)
-
-# inject some build related information
-DEFINES += -DBUILD_TIMESTAMP=\"$(shell date -u +'%Y-%m-%dT%H:%M:%SZ')\"
diff --git a/techpack/audio/asoc/codecs/rouleur/Kbuild b/techpack/audio/asoc/codecs/rouleur/Kbuild
index b59bcb1194ef..97965788b5e6 100644
--- a/techpack/audio/asoc/codecs/rouleur/Kbuild
+++ b/techpack/audio/asoc/codecs/rouleur/Kbuild
@@ -115,6 +115,3 @@ rouleur_slave_dlkm-y := $(ROULEUR_SLAVE_OBJS)
 
 obj-$(CONFIG_PM2250_SPMI) += pm2250_spmi_dlkm.o
 pm2250_spmi_dlkm-y := $(PM2250_SPMI_OBJS)
-
-# inject some build related information
-DEFINES += -DBUILD_TIMESTAMP=\"$(shell date -u +'%Y-%m-%dT%H:%M:%SZ')\"
diff --git a/techpack/audio/asoc/codecs/wcd934x/Kbuild b/techpack/audio/asoc/codecs/wcd934x/Kbuild
index 989e905d2b7d..f48981f4a740 100644
--- a/techpack/audio/asoc/codecs/wcd934x/Kbuild
+++ b/techpack/audio/asoc/codecs/wcd934x/Kbuild
@@ -116,6 +116,3 @@ endif
 # Module information used by KBuild framework
 obj-$(CONFIG_SND_SOC_WCD934X) += wcd934x_dlkm.o
 wcd934x_dlkm-y := $(WCD934X_OBJS)
-
-# inject some build related information
-DEFINES += -DBUILD_TIMESTAMP=\"$(shell date -u +'%Y-%m-%dT%H:%M:%SZ')\"
diff --git a/techpack/audio/asoc/codecs/wcd937x/Kbuild b/techpack/audio/asoc/codecs/wcd937x/Kbuild
index 12efaf338108..e9c0fcbc9043 100644
--- a/techpack/audio/asoc/codecs/wcd937x/Kbuild
+++ b/techpack/audio/asoc/codecs/wcd937x/Kbuild
@@ -128,6 +128,3 @@ wcd937x_dlkm-y := $(WCD937X_OBJS)
 
 obj-$(CONFIG_SND_SOC_WCD937X_SLAVE) += wcd937x_slave_dlkm.o
 wcd937x_slave_dlkm-y := $(WCD937X_SLAVE_OBJS)
-
-# inject some build related information
-DEFINES += -DBUILD_TIMESTAMP=\"$(shell date -u +'%Y-%m-%dT%H:%M:%SZ')\"
diff --git a/techpack/audio/asoc/codecs/wcd938x/Kbuild b/techpack/audio/asoc/codecs/wcd938x/Kbuild
index 21181c0f8b5f..07c8e44dea36 100644
--- a/techpack/audio/asoc/codecs/wcd938x/Kbuild
+++ b/techpack/audio/asoc/codecs/wcd938x/Kbuild
@@ -116,6 +116,3 @@ wcd938x_dlkm-y := $(WCD938X_OBJS)
 
 obj-$(CONFIG_SND_SOC_WCD938X_SLAVE) += wcd938x_slave_dlkm.o
 wcd938x_slave_dlkm-y := $(WCD938X_SLAVE_OBJS)
-
-# inject some build related information
-DEFINES += -DBUILD_TIMESTAMP=\"$(shell date -u +'%Y-%m-%dT%H:%M:%SZ')\"
diff --git a/techpack/audio/asoc/codecs/wsa883x/Kbuild b/techpack/audio/asoc/codecs/wsa883x/Kbuild
index e9ca09d0eb60..dce7e0531da4 100644
--- a/techpack/audio/asoc/codecs/wsa883x/Kbuild
+++ b/techpack/audio/asoc/codecs/wsa883x/Kbuild
@@ -103,6 +103,3 @@ endif
 # Module information used by KBuild framework
 obj-$(CONFIG_SND_SOC_WSA883X) += wsa883x_dlkm.o
 wsa883x_dlkm-y := $(WSA883X_OBJS)
-
-# inject some build related information
-DEFINES += -DBUILD_TIMESTAMP=\"$(shell date -u +'%Y-%m-%dT%H:%M:%SZ')\"
diff --git a/techpack/audio/dsp/Kbuild b/techpack/audio/dsp/Kbuild
index 060ce5d88009..a0979c03c702 100755
--- a/techpack/audio/dsp/Kbuild
+++ b/techpack/audio/dsp/Kbuild
@@ -289,6 +289,3 @@ q6_pdr_dlkm-y := $(QDSP6_PDR_OBJS)
 
 obj-$(CONFIG_MSM_QDSP6_NOTIFIER) += q6_notifier_dlkm.o
 q6_notifier_dlkm-y := $(QDSP6_NOTIFIER_OBJS)
-
-# inject some build related information
-DEFINES += -DBUILD_TIMESTAMP=\"$(shell date -u +'%Y-%m-%dT%H:%M:%SZ')\"
diff --git a/techpack/audio/dsp/codecs/Kbuild b/techpack/audio/dsp/codecs/Kbuild
index c87c4224de79..aa978e9315ea 100644
--- a/techpack/audio/dsp/codecs/Kbuild
+++ b/techpack/audio/dsp/codecs/Kbuild
@@ -161,6 +161,3 @@ endif
 # Module information used by KBuild framework
 obj-$(CONFIG_MSM_QDSP6V2_CODECS) += native_dlkm.o
 native_dlkm-y := $(NATIVE_OBJS)
-
-# inject some build related information
-DEFINES += -DBUILD_TIMESTAMP=\"$(shell date -u +'%Y-%m-%dT%H:%M:%SZ')\"
diff --git a/techpack/audio/ipc/Kbuild b/techpack/audio/ipc/Kbuild
index 1a70731e6dfc..1f85c3a1a449 100755
--- a/techpack/audio/ipc/Kbuild
+++ b/techpack/audio/ipc/Kbuild
@@ -218,6 +218,3 @@ apr_dlkm-y := $(APRV_GLINK)
 
 obj-$(CONFIG_WCD_DSP_GLINK) += wglink_dlkm.o
 wglink_dlkm-y := $(WDSP_GLINK)
-
-# inject some build related information
-CDEFINES += -DBUILD_TIMESTAMP=\"$(shell date -u +'%Y-%m-%dT%H:%M:%SZ')\"
diff --git a/techpack/audio/soc/Kbuild b/techpack/audio/soc/Kbuild
index 6548624ad390..e9ee06415268 100755
--- a/techpack/audio/soc/Kbuild
+++ b/techpack/audio/soc/Kbuild
@@ -231,6 +231,3 @@ swr_ctrl_dlkm-y := $(SWR_CTRL_OBJS)
 
 obj-$(CONFIG_WCD_SPI_AC) += wcd_spi_acc_ctl_dlkm.o
 wcd_spi_acc_ctl_dlkm-y := $(WCD_SPI_ACC_CTL_OBJS)
-
-# inject some build related information
-DEFINES += -DBUILD_TIMESTAMP=\"$(shell date -u +'%Y-%m-%dT%H:%M:%SZ')\"