diff --git a/man/waybar-cpu.5.scd b/man/waybar-cpu.5.scd
index b9c1ca6a..40682372 100644
--- a/man/waybar-cpu.5.scd
+++ b/man/waybar-cpu.5.scd
@@ -13,7 +13,8 @@ The *cpu* module displays the current CPU utilization.
 *interval*: ++
 	typeof: integer or float ++
 	default: 10 ++
-	The interval in which the information gets polled.
+	The interval in which the information gets polled. ++
+	Minimum value is 0.001 (1ms). Values smaller than 1ms will be set to 1ms.
 
 *format*: ++
 	typeof: string  ++
diff --git a/man/waybar-custom.5.scd b/man/waybar-custom.5.scd
index 5707010c..37b4c42c 100644
--- a/man/waybar-custom.5.scd
+++ b/man/waybar-custom.5.scd
@@ -37,6 +37,7 @@ Addressed by *custom/<name>*
 *interval*: ++
 	typeof: integer or float ++
 	The interval (in seconds) in which the information gets polled. ++
+	Minimum value is 0.001 (1ms). Values smaller than 1ms will be set to 1ms. ++
 	Use *once* if you want to execute the module only on startup. ++
 	You can update it manually with a signal. If no *interval* or *signal* is defined, it is assumed that the out script loops itself. ++
 	If a *signal* is defined then the script will run once on startup and will only update with a signal.
@@ -44,6 +45,7 @@ Addressed by *custom/<name>*
 *restart-interval*: ++
 	typeof: integer or float ++
 	The restart interval (in seconds). ++
+	Minimum value is 0.001 (1ms). Values smaller than 1ms will be set to 1ms. ++
 	Can't be used with the *interval* option, so only with continuous scripts. ++
 	Once the script exits, it'll be re-executed after the *restart-interval*.
 
diff --git a/man/waybar-image.5.scd b/man/waybar-image.5.scd
index 0fe0deff..8c991265 100644
--- a/man/waybar-image.5.scd
+++ b/man/waybar-image.5.scd
@@ -26,6 +26,7 @@ The *image* module displays an image from a path.
 *interval*: ++
 	typeof: integer or float ++
 	The interval (in seconds) to re-render the image. ++
+	Minimum value is 0.001 (1ms). Values smaller than 1ms will be set to 1ms. ++
 	This is useful if the contents of *path* changes. ++
 	If no *interval* is defined, the image will only be rendered once.
 
diff --git a/src/ALabel.cpp b/src/ALabel.cpp
index ddd737b1..7f9143b3 100644
--- a/src/ALabel.cpp
+++ b/src/ALabel.cpp
@@ -20,9 +20,9 @@ ALabel::ALabel(const Json::Value& config, const std::string& name, const std::st
       interval_(config_["interval"] == "once"
                     ? std::chrono::milliseconds::max()
                     : std::chrono::milliseconds(
-                          static_cast<long>(
-                              std::max(0.001, // Minimum 1ms to prevent performance issues
-                                       config_["interval"].isNumeric() ? config_["interval"].asDouble() : interval) * 1000))),
+                          std::max(1L, // Minimum 1ms due to millisecond precision
+                                   static_cast<long>(
+                                       (config_["interval"].isNumeric() ? config_["interval"].asDouble() : interval) * 1000)))),
       default_format_(format_) {
   label_.set_name(name);
   if (!id.empty()) {
diff --git a/src/modules/custom.cpp b/src/modules/custom.cpp
index 426b97fd..2fbc9a16 100644
--- a/src/modules/custom.cpp
+++ b/src/modules/custom.cpp
@@ -92,9 +92,8 @@ void waybar::modules::Custom::continuousWorker() {
       if (config_["restart-interval"].isNumeric()) {
         pid_ = -1;
         thread_.sleep_for(std::chrono::milliseconds(
-            static_cast<long>(
-                std::max(0.001, // Minimum 1ms to prevent performance issues
-                         config_["restart-interval"].asDouble()) * 1000)));
+            std::max(1L, // Minimum 1ms due to millisecond precision
+                     static_cast<long>(config_["restart-interval"].asDouble() * 1000))));
         fp_ = util::command::open(cmd, pid_, output_name_);
         if (!fp_) {
           throw std::runtime_error("Unable to open " + cmd);
diff --git a/src/modules/image.cpp b/src/modules/image.cpp
index 0c5590e0..9529ee35 100644
--- a/src/modules/image.cpp
+++ b/src/modules/image.cpp
@@ -17,9 +17,9 @@ waybar::modules::Image::Image(const std::string& id, const Json::Value& config)
   interval_ = config_["interval"] == "once"
                    ? std::chrono::milliseconds::max()
                    : std::chrono::milliseconds(
-                         static_cast<long>(
-                             std::max(0.001, // Minimum 1ms to prevent performance issues
-                                      config_["interval"].isNumeric() ? config_["interval"].asDouble() : 0) * 1000));
+                         std::max(1L, // Minimum 1ms due to millisecond precision
+                                  static_cast<long>(
+                                      (config_["interval"].isNumeric() ? config_["interval"].asDouble() : 0) * 1000)));
 
   if (size_ == 0) {
     size_ = 16;