diff --git a/pkg/proc/fbsdutil/regs.go b/pkg/proc/fbsdutil/regs.go
index b8710870..eee30e3f 100644
--- a/pkg/proc/fbsdutil/regs.go
+++ b/pkg/proc/fbsdutil/regs.go
@@ -132,11 +132,6 @@ func (r *AMD64Registers) BP() uint64 {
 	return uint64(r.Regs.Rbp)
 }
 
-// CX returns the value of RCX register.
-func (r *AMD64Registers) CX() uint64 {
-	return uint64(r.Regs.Rcx)
-}
-
 // TLS returns the address of the thread local storage memory segment.
 func (r *AMD64Registers) TLS() uint64 {
 	return r.Fsbase
diff --git a/pkg/proc/linutil/regs_amd64_arch.go b/pkg/proc/linutil/regs_amd64_arch.go
index 3d43703b..1a708d1c 100644
--- a/pkg/proc/linutil/regs_amd64_arch.go
+++ b/pkg/proc/linutil/regs_amd64_arch.go
@@ -112,11 +112,6 @@ func (r *AMD64Registers) BP() uint64 {
 	return r.Regs.Rbp
 }
 
-// CX returns the value of RCX register.
-func (r *AMD64Registers) CX() uint64 {
-	return r.Regs.Rcx
-}
-
 // TLS returns the address of the thread local storage memory segment.
 func (r *AMD64Registers) TLS() uint64 {
 	return r.Regs.Fs_base
diff --git a/pkg/proc/linutil/regs_arm64_arch.go b/pkg/proc/linutil/regs_arm64_arch.go
index 469d9278..6a06f8dc 100644
--- a/pkg/proc/linutil/regs_arm64_arch.go
+++ b/pkg/proc/linutil/regs_arm64_arch.go
@@ -87,11 +87,6 @@ func (r *ARM64Registers) BP() uint64 {
 	return r.Regs.Regs[29]
 }
 
-// CX returns the value of RCX register.
-func (r *ARM64Registers) CX() uint64 {
-	return 0
-}
-
 // TLS returns the address of the thread local storage memory segment.
 func (r *ARM64Registers) TLS() uint64 {
 	return 0
diff --git a/pkg/proc/native/registers_darwin_amd64.go b/pkg/proc/native/registers_darwin_amd64.go
index fec7066d..86bfba20 100644
--- a/pkg/proc/native/registers_darwin_amd64.go
+++ b/pkg/proc/native/registers_darwin_amd64.go
@@ -100,11 +100,6 @@ func (r *Regs) BP() uint64 {
 	return r.rbp
 }
 
-// CX returns the value of the RCX register.
-func (r *Regs) CX() uint64 {
-	return r.rcx
-}
-
 // TLS returns the value of the register
 // that contains the location of the thread
 // local storage segment.
diff --git a/pkg/proc/registers.go b/pkg/proc/registers.go
index c6fa1390..2d884238 100644
--- a/pkg/proc/registers.go
+++ b/pkg/proc/registers.go
@@ -18,7 +18,6 @@ type Registers interface {
 	PC() uint64
 	SP() uint64
 	BP() uint64
-	CX() uint64
 	TLS() uint64
 	// GAddr returns the address of the G variable if it is known, 0 and false otherwise
 	GAddr() (uint64, bool)
diff --git a/pkg/proc/winutil/regs.go b/pkg/proc/winutil/regs.go
index 79c4fb3a..46731e96 100644
--- a/pkg/proc/winutil/regs.go
+++ b/pkg/proc/winutil/regs.go
@@ -152,11 +152,6 @@ func (r *AMD64Registers) BP() uint64 {
 	return r.rbp
 }
 
-// CX returns the value of the RCX register.
-func (r *AMD64Registers) CX() uint64 {
-	return r.rcx
-}
-
 // TLS returns the value of the register
 // that contains the location of the thread
 // local storage segment.