diff --git a/crypto/secp256k1/secp256k1_cgo.go b/crypto/secp256k1/secp256k1_cgo.go
index 30414d2b7..3e5b1ddd2 100644
--- a/crypto/secp256k1/secp256k1_cgo.go
+++ b/crypto/secp256k1/secp256k1_cgo.go
@@ -1,4 +1,4 @@
-// +build cgo
+// +build libsecp256k1
 
 package secp256k1
 
diff --git a/crypto/secp256k1/secp256k1_nocgo.go b/crypto/secp256k1/secp256k1_nocgo.go
index 34b006faa..052c3d14d 100644
--- a/crypto/secp256k1/secp256k1_nocgo.go
+++ b/crypto/secp256k1/secp256k1_nocgo.go
@@ -1,4 +1,4 @@
-// +build !cgo
+// +build !libsecp256k1
 
 package secp256k1
 
diff --git a/crypto/secp256k1/secp256k1_nocgo_test.go b/crypto/secp256k1/secp256k1_nocgo_test.go
index 95966478b..a06a0e3d1 100644
--- a/crypto/secp256k1/secp256k1_nocgo_test.go
+++ b/crypto/secp256k1/secp256k1_nocgo_test.go
@@ -1,4 +1,4 @@
-// +build !cgo
+// +build !libsecp256k1
 
 package secp256k1