diff --git a/gripper/core/CMakeLists.txt b/gripper/core/CMakeLists.txt
index e3c012332..14f3de07e 100644
--- a/gripper/core/CMakeLists.txt
+++ b/gripper/core/CMakeLists.txt
@@ -1,6 +1,6 @@
 function(target_gripper_core TARGET)
     target_compile_definitions(${TARGET} PUBLIC USE_SENSOR_MOVE)
-    target_compile_definitions(${TARGET} PUBLIC SENSOR_BUFF_SIZE=500)
+    target_compile_definitions(${TARGET} PUBLIC SENSOR_BUFF_SIZE=300)
     target_compile_definitions(${TARGET} PUBLIC USE_TWO_BUFFERS=true)
     target_sources(${TARGET} PUBLIC
             ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/can_tasks.cpp
diff --git a/pipettes/core/CMakeLists.txt b/pipettes/core/CMakeLists.txt
index f5725ec7c..d72b4d50a 100644
--- a/pipettes/core/CMakeLists.txt
+++ b/pipettes/core/CMakeLists.txt
@@ -15,7 +15,7 @@ endfunction()
 function(target_pipettes_core_single TARGET REVISION)
     target_pipettes_core_common(${TARGET} ${REVISION})
     target_compile_definitions(${TARGET} PUBLIC PIPETTE_TYPE_DEFINE=SINGLE_CHANNEL)
-    target_compile_definitions(${TARGET} PUBLIC SENSOR_BUFF_SIZE=500)
+    target_compile_definitions(${TARGET} PUBLIC SENSOR_BUFF_SIZE=300)
     target_sources(${TARGET} PUBLIC
             ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/can_task_low_throughput.cpp)
 endfunction()
@@ -23,7 +23,7 @@ endfunction()
 function(target_pipettes_core_multi TARGET REVISION)
     target_pipettes_core_common(${TARGET} ${REVISION})
     target_compile_definitions(${TARGET} PUBLIC PIPETTE_TYPE_DEFINE=EIGHT_CHANNEL)
-    target_compile_definitions(${TARGET} PUBLIC SENSOR_BUFF_SIZE=500)
+    target_compile_definitions(${TARGET} PUBLIC SENSOR_BUFF_SIZE=300)
     target_compile_definitions(${TARGET} PUBLIC USE_TWO_BUFFERS=true)
     target_sources(${TARGET} PUBLIC
             ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/can_task_low_throughput.cpp)
@@ -32,7 +32,7 @@ endfunction()
 function(target_pipettes_core_96 TARGET REVISION)
     target_pipettes_core_common(${TARGET} ${REVISION})
     target_compile_definitions(${TARGET} PUBLIC PIPETTE_TYPE_DEFINE=NINETY_SIX_CHANNEL)
-    target_compile_definitions(${TARGET} PUBLIC SENSOR_BUFF_SIZE=500)
+    target_compile_definitions(${TARGET} PUBLIC SENSOR_BUFF_SIZE=300)
     target_compile_definitions(${TARGET} PUBLIC USE_TWO_BUFFERS=true)
     target_sources(${TARGET} PUBLIC
             ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/can_task_high_throughput.cpp)
@@ -41,7 +41,7 @@ endfunction()
 function(target_pipettes_core_384 TARGET REVISION)
     target_pipettes_core_common(${TARGET} ${REVISION})
     target_compile_definitions(${TARGET} PUBLIC PIPETTE_TYPE_DEFINE=THREE_EIGHTY_FOUR_CHANNEL)
-    target_compile_definitions(${TARGET} PUBLIC SENSOR_BUFF_SIZE=500)
+    target_compile_definitions(${TARGET} PUBLIC SENSOR_BUFF_SIZE=300)
     target_compile_definitions(${TARGET} PUBLIC USE_TWO_BUFFERS=true)
     target_sources(${TARGET} PUBLIC
             ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/can_task_high_throughput.cpp)