diff --git a/src/efinix.cpp b/src/efinix.cpp
index 83258a53f3..aa935c0ae8 100644
--- a/src/efinix.cpp
+++ b/src/efinix.cpp
@@ -292,7 +292,7 @@ bool Efinix::programSPI(unsigned int offset, const uint8_t *data,
 #define ENTERUSER      0x07
 #define USER1          0x08
 
-void Efinix::programJTAG(const uint8_t *data, const int length)
+bool Efinix::programJTAG(const uint8_t *data, const int length)
 {
 	int xfer_len = 512;
 	Jtag::tapState_t tx_end;
@@ -352,6 +352,7 @@ void Efinix::programJTAG(const uint8_t *data, const int length)
 	_jtag->shiftDR(NULL, idc, 4);
 	printf("%02x%02x%02x%02x\n",
 			idc[0], idc[1], idc[2], idc[3]);
+	return true;
 }
 
 bool Efinix::post_flash_access()
diff --git a/src/efinix.hpp b/src/efinix.hpp
index cdc65b6c5a..fda738410e 100644
--- a/src/efinix.hpp
+++ b/src/efinix.hpp
@@ -57,7 +57,7 @@ class Efinix: public Device, SPIInterface {
 		void init_common(const Device::prog_type_t &prg_type);
 		bool programSPI(unsigned int offset, const uint8_t *data,
 				const int length, const bool unprotect_flash);
-		void programJTAG(const uint8_t *data, const int length);
+		bool programJTAG(const uint8_t *data, const int length);
 		bool post_flash_access() override;
 		bool prepare_flash_access() override;
 		FtdiSpi *_spi;