diff --git a/src/jsd_el1008.c b/src/jsd_el1008.c
index a75cf79..8703260 100644
--- a/src/jsd_el1008.c
+++ b/src/jsd_el1008.c
@@ -29,7 +29,7 @@ void jsd_el1008_read(jsd_t* self, uint16_t slave_id) {
       (jsd_el1008_txpdo_t*)self->ecx_context.slavelist[slave_id].inputs;
 
   for (int ch = 0; ch < JSD_EL1008_NUM_CHANNELS; ++ch) {
-    state->values[ch] = (1 << ch) & txpdo->channels; // Bit shift the channel to get value
+    state->values[ch] = (bool)((1 << ch) & txpdo->channels); // Bit shift the channel to get value
   }
 }
 
@@ -74,4 +74,4 @@ int jsd_el1008_PO2SO_config(ecx_contextt* ecx_context, uint16_t slave_id) {
 
 bool jsd_el1008_product_code_is_compatible(uint32_t product_code) {
   return product_code == JSD_EL1008_PRODUCT_CODE;
-}
\ No newline at end of file
+}