diff --git a/include/core/fence.hpp b/include/core/fence.hpp
index 6b9135d..bb921bd 100644
--- a/include/core/fence.hpp
+++ b/include/core/fence.hpp
@@ -43,7 +43,7 @@ namespace Vulkan::Core {
         /// @throws std::logic_error if the fence is not valid.
         /// @throws ls::vulkan_error if waiting fails.
         ///
-        bool wait(uint64_t timeout = UINT64_MAX);
+        [[nodiscard]] bool wait(uint64_t timeout = UINT64_MAX) const;
 
         /// Get the Vulkan handle.
         [[nodiscard]] auto handle() const { return *this->fence; }
diff --git a/include/core/semaphore.hpp b/include/core/semaphore.hpp
index e20c8c6..46c3683 100644
--- a/include/core/semaphore.hpp
+++ b/include/core/semaphore.hpp
@@ -48,7 +48,7 @@ namespace Vulkan::Core {
         /// @throws std::logic_error if the semaphore is not a timeline semaphore.
         /// @throws ls::vulkan_error if waiting fails.
         ///
-        bool wait(uint64_t value, uint64_t timeout = UINT64_MAX);
+        [[nodiscard]] bool wait(uint64_t value, uint64_t timeout = UINT64_MAX) const;
 
         /// Get the Vulkan handle.
         [[nodiscard]] auto handle() const { return *this->semaphore; }
diff --git a/src/core/fence.cpp b/src/core/fence.cpp
index 25a515d..7fd9088 100644
--- a/src/core/fence.cpp
+++ b/src/core/fence.cpp
@@ -36,7 +36,7 @@ void Fence::reset() const {
         throw ls::vulkan_error(res, "Unable to reset fence");
 }
 
-bool Fence::wait(uint64_t timeout) {
+bool Fence::wait(uint64_t timeout) const {
     if (!this->isValid())
         throw std::logic_error("Invalid fence");
 
diff --git a/src/core/semaphore.cpp b/src/core/semaphore.cpp
index db4142b..0da15cb 100644
--- a/src/core/semaphore.cpp
+++ b/src/core/semaphore.cpp
@@ -47,7 +47,7 @@ void Semaphore::signal(uint64_t value) const {
         throw ls::vulkan_error(res, "Unable to signal semaphore");
 }
 
-bool Semaphore::wait(uint64_t value, uint64_t timeout) {
+bool Semaphore::wait(uint64_t value, uint64_t timeout) const {
     if (!this->isValid() || !this->isTimeline)
         throw std::logic_error("Invalid timeline semaphore");